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WorksheetsFinals Review
Total questions: 135
Worksheet time: 1hrs 10mins
Define Potential energy. Fill in the blank: Potential energy is _________.
Energy that is stored.
Energy that is always moving.
Energy that is lost.
Energy that is created from nothing.
Define Kinetic energy. Fill in the blank: Kinetic energy is _________.
Energy of motion. To increase Kinetic Energy, an object must have faster speeds, and more mass.
Energy stored in chemical bonds.
Energy due to an object's position or height.
Energy released during a nuclear reaction.
Define Chemical Energy. Fill in the blank: Chemical Energy is _________?
Energy stored in chemical bonds: batteries, food, gasoline.
Energy produced by moving objects: wind, water flow.
Energy from sunlight: solar panels, photosynthesis.
Energy released during nuclear reactions: fusion, fission.
Define Thermal Energy. Fill in the blank: Thermal Energy is _________?
Energy of the total motion of particles. Faster = higher temperatures, Slower = lower temperatures.
Energy stored in chemical bonds.
Energy due to position or height.
Energy produced by electrical currents.
Define Mechanical Energy. Fill in the blank: Mechanical Energy is _________.
The total amount of energy in an object (both potential and kinetic).
The energy stored in chemical bonds.
The energy released during a nuclear reaction.
The energy produced by electrical currents.
Define Electromagnetic Energy. Fill in the blank: Electromagnetic Energy is _________?
The energy that is carried in invisible waves. Ex: x-rays, sun's UV waves, microwaves. Passes through solid, liquid, gas & space.
The energy stored in chemical bonds of substances.
The energy produced by moving objects.
The energy generated by the flow of electrons in a conductor.
Define Gravitational Potential energy. Fill in the blank: Gravitational Potential energy is _________.
The energy that gravity has on an object is determined by its height and mass.
The force that keeps objects at rest on the ground.
The energy produced by friction between two surfaces.
The amount of heat an object contains.
Define Open system vs Closed system. Fill in the blank: Open system is _________. Closed system is _________.
Open system is where energy can be shared with other matter like a pot on a stove where there is air and water. Closed system is where energy is not exchanged with matter.
Open system is where energy and matter cannot be exchanged. Closed system is where energy and matter are freely exchanged.
Open system is where only matter is exchanged, not energy. Closed system is where only energy is exchanged, not matter.
Open system is completely isolated from its surroundings. Closed system is always open to its surroundings.
What energy transformation takes place when consuming food?
Chemical Energy
Electrical Energy
Mechanical Energy
Thermal Energy
What energy transformation takes place in a car engine?
Electrical/Mechanical Energy
Chemical/Mechanical Energy
Thermal/Electrical Energy
Mechanical/Chemical Energy
What energy transformation takes place in a light bulb?
Light/Radiant Energy
Chemical Energy
Nuclear Energy
Sound Energy
What energy transformation takes place in windmills?
Mechanical Energy
Chemical Energy
Electrical Energy
Heat Energy
What energy transformation takes place in solar panels?
Solar/Thermal Energy
Electrical/Mechanical Energy
Chemical/Mechanical Energy
Nuclear/Electrical Energy
Method of heat transfer: What is conduction? Fill in the blank: Conduction is _________.
Heat transfer by direct contact. Solid to Solid.
Heat transfer by movement of fluids. Liquid to Gas.
Heat transfer by electromagnetic waves. No medium required.
Heat transfer by chemical reaction.
Method of heat transfer: What is convection? Fill in the blank: Convection is _________.
Heat transfer by different density in liquid or gas. Heat rises and cool sinks.
Heat transfer through direct contact between solids.
Heat transfer by electromagnetic waves in vacuum.
Heat transfer only in solids.
Describe the differences between mechanical waves and electromagnetic waves.
Mechanical waves require a medium to travel, while electromagnetic waves do not.
Both mechanical and electromagnetic waves require a medium to travel.
Electromagnetic waves require a medium to travel, while mechanical waves do not.
Neither mechanical nor electromagnetic waves require a medium to travel.
Which of the following correctly defines Reflection, Refraction, Diffraction, and Interference?
Reflection: Bouncing back of light; Refraction: Bending of light; Diffraction: Spreading of waves; Interference: Overlapping of waves
Reflection: Bending of light; Refraction: Bouncing back of light; Diffraction: Overlapping of waves; Interference: Spreading of waves
Reflection: Spreading of waves; Refraction: Overlapping of waves; Diffraction: Bending of light; Interference: Bouncing back of light
Reflection: Overlapping of waves; Refraction: Spreading of waves; Diffraction: Bouncing back of light; Interference: Bending of light
If the light ray hits a mirror at a 40° angle, what angle will the ray of light be reflected? Why?
The ray will be reflected at a 40° angle because the angle of incidence equals the angle of reflection.
The ray will be reflected at a 50° angle because the angle of reflection is always 10° more than the angle of incidence.
The ray will be reflected at a 20° angle because the angle of reflection is half the angle of incidence.
The ray will be reflected at a 90° angle because the angle of reflection is always perpendicular to the mirror.
Sound waves cannot carry energy through a vacuum.
True
False
An insulator is defined as:
A material that does not allow electric current to pass through it easily.
A material that conducts electricity very well.
A device used to increase electric current.
A substance that generates electricity.
A conductor is defined as:
A material that allows electric current to flow through it easily.
A material that does not allow electric current to flow through it.
A device used to measure electric current.
A source of electrical energy.
Which of the following is an example of an insulator?
Metal
Glass
Plastic
Aluminum
Which of the following is an example of a conductor?
Wood
Paper
Metal
Styrofoam
A high specific heat number means the material is __ to warm up. Example: Water. Fill in the blank.
slow
easy
quick
fast
A low specific heat number means the material is __ to warm up. Example: Metal. Fill in the blank.
fast
slow
difficult
impossible
Heat travels from high temperatures to low temperatures.
True
False
Radiation is heat transfer by electromagnetic waves traveling through space.
True
False
Vibrating matter is likely to create ________.
sound waves
light waves
electric current
magnetic fields
What type of wave travels up and down?
Transverse waves
Longitudinal waves
Surface waves
Standing waves
What type of wave travels side to side?
Longitudinal waves
Transverse waves
Surface waves
Electromagnetic waves
What is the top of a transverse wave called?
Crest
Trough
Node
Amplitude
What is the bottom of a transverse wave called?
Trough
Crest
Node
Peak
What is the distance between the resting position to the crest or trough called in a wave?
Amplitude
Frequency
Wavelength
Velocity
What is the part of a longitudinal wave where the wave is closest together called?
Compression
Rarefaction
Amplitude
Wavelength
What is the part of a longitudinal wave where the wave is furthest away called?
Rarefaction
Compression
Amplitude
Wavelength
Which property of a wave determines the loudness or strength of a wave?
Amplitude
Wavelength
Frequency
Velocity
What type of wave are electromagnetic waves?
Transverse
Longitudinal
Surface
Standing
What type of wave is a sound wave?
Longitudinal
Transverse
Electromagnetic
Surface
Explain how fast Mechanical waves will travel through the mediums: solid, liquid, gas and vacuum.
Solid: Fastest, Liquid: Medium Speed, Gas: Slow, Vacuum: Impossible
Solid: Slowest, Liquid: Fast, Gas: Medium Speed, Vacuum: Possible
Solid: Medium Speed, Liquid: Fastest, Gas: Slow, Vacuum: Possible
Solid: Slow, Liquid: Medium Speed, Gas: Fastest, Vacuum: Impossible
Explain how fast Electromagnetic waves will travel through the mediums: solid, liquid, gas, and vacuum.
Solid: Slowest, Liquid: Medium Speed, Gas: Fast, Vacuum: Fastest
Solid: Fastest, Liquid: Fast, Gas: Medium Speed, Vacuum: Slowest
Solid: Medium Speed, Liquid: Fastest, Gas: Slowest, Vacuum: Fast
Solid: Fast, Liquid: Slowest, Gas: Fastest, Vacuum: Medium Speed
What is the difference between Constructive and Destructive Interference?
Constructive: Waves meeting at same points making a higher amplitude. Destructive: Waves meeting at different points making a lower amplitude.
Constructive: Waves meeting at different points making a lower amplitude. Destructive: Waves meeting at same points making a higher amplitude.
Constructive: Waves meeting at same points making a lower amplitude. Destructive: Waves meeting at different points making a higher amplitude.
Constructive: Waves meeting at different points making a higher amplitude. Destructive: Waves meeting at same points making a lower amplitude.
What is the Doppler Effect?
Waves in front of you would be compressed, shorter wavelength, and have high frequency. Waves behind you would be farther apart, longer wavelength and lower frequency.
It is the phenomenon where light bends around corners.
It is the process by which sound travels faster in water than in air.
It is the effect that causes objects to appear larger when viewed through a lens.
What wave property best explains why a straw looks bent in water?
Refraction
Reflection
Diffraction
Interference
What wave property best explains why you can still hear sound outside a door?
Diffraction
Reflection
Refraction
Absorption
What wave property best explains how sound proof earbuds can cancel out outside sound waves?
Interference
Reflection
Refraction
Diffraction
What is the material that a wave travels through called?
Medium
Source
Amplitude
Frequency
Define the terms conductors & insulators and provide examples for both.
Conductors: allow electricity and heat to pass through. Examples: Metals Insulators: do not allow electricity and heat to pass through. Examples: Plastic, Wood, & Paper
Conductors: do not allow electricity and heat to pass through. Examples: Plastic, Wood, & Paper Insulators: allow electricity and heat to pass through. Examples: Metals
Conductors: allow electricity and heat to pass through. Examples: Plastic, Wood, & Paper Insulators: do not allow electricity and heat to pass through. Examples: Metals
Conductors: do not allow electricity and heat to pass through. Examples: Metals Insulators: allow electricity and heat to pass through. Examples: Plastic, Wood, & Paper
Explain the difference between Direct Current (DC) and Alternating Current (AC):
Direct Current: the current can only flow through one direction Alternating Current: the current can turn go either directions
Direct Current: the current can flow in both directions Alternating Current: the current can only flow in one direction
Direct Current: the current alternates direction periodically Alternating Current: the current flows in a single direction only
Direct Current: the current can only flow through wires Alternating Current: the current can only flow through batteries
What is the difference between Open and Closed Circuit?
Open Circuit: the circuit is not complete and the switch is off; Closed Circuit: the circuit is complete, current can flow, & the switch is on
Open Circuit: the circuit is complete and the switch is on; Closed Circuit: the circuit is not complete and the switch is off
Open Circuit: the circuit is complete, current can flow, & the switch is on; Closed Circuit: the circuit is not complete and the switch is off
Open Circuit: the circuit is not complete, current can flow, & the switch is on; Closed Circuit: the circuit is complete and the switch is off
What are the 3 Main Parts of the Circuit?
Energy Source, Wires, & Load
Switch, Battery, & Bulb
Resistor, Capacitor, & Inductor
Wire, Switch, & Motor
What is the difference between a series circuit and parallel circuit?
Series circuit: wires, load, & energy source on one path. If one light bulb is taken out, the entire circuit will not work. Parallel circuit: current flows in multiple directions. If one light bulb is taken out, the circuit can still work because there are alternating paths.
Series circuit: current flows in multiple directions. If one light bulb is taken out, the circuit can still work. Parallel circuit: wires, load, & energy source on one path. If one light bulb is taken out, the entire circuit will not work.
Series circuit: only one light bulb can be used. Parallel circuit: only two light bulbs can be used.
Series circuit: energy source is not required. Parallel circuit: energy source is required.
What is the difference between a direct & indirect relationship? What should the graphs look like?
Direct Relationship: if one variable increases, the other increases. Indirect Relationship: if one variable increases, the other decreases.
Direct Relationship: if one variable increases, the other decreases. Indirect Relationship: if one variable increases, the other increases.
Direct Relationship: both variables decrease together. Indirect Relationship: both variables increase together.
Direct Relationship: variables change randomly. Indirect Relationship: variables remain constant.
What are the 3 Formulas in Ohm’s Law? Label the units for each.
V = I × R (Voltage = Current × Resistance) I = V ÷ R (Current = Voltage ÷ Resistance) R = V ÷ I (Resistance = Voltage ÷ Current) Units: V (Volts), I (Amperes), R (Ohms)
V = R × I (Voltage = Resistance × Current) I = R ÷ V (Current = Resistance ÷ Voltage) R = I ÷ V (Resistance = Current ÷ Voltage) Units: V (Volts), I (Amperes), R (Ohms)
V = I + R (Voltage = Current + Resistance) I = V × R (Current = Voltage × Resistance) R = V × I (Resistance = Voltage × Current) Units: V (Volts), I (Amperes), R (Ohms)
V = I ÷ R (Voltage = Current ÷ Resistance) I = V × R (Current = Voltage × Resistance) R = V + I (Resistance = Voltage + Current) Units: V (Volts), I (Amperes), R (Ohms)
8. How do I find resistance for a Series Circuit?
Add the resistance values of all components together
Multiply the resistance values of all components
Divide the total voltage by the total current
Subtract the smallest resistance from the largest
Charges attract and repel under which conditions?
When they are opposite, they attract; when they are the same, they repel.
When they are the same, they attract; when they are opposite, they repel.
Charges always attract each other.
Charges always repel each other.
What type of circuits would be used to wire a house or building? Why?
Parallel circuits, because they allow multiple devices to operate independently.
Series circuits, because they are simpler to install.
Combination circuits, because they provide both series and parallel connections.
Direct circuits, because they supply constant current.
An electromagnet is:
a magnet created by electric current flowing through a coil of wire
a naturally occurring magnetic rock
a permanent magnet made from iron
a device that uses magnets to generate electricity
15. How can you make an electromagnet stronger?
By increasing the number of coils of wire around the core
By using a thinner wire
By decreasing the electric current
By removing the iron core
A piece of cloth is attracted to a negatively charged object and repelled by a positively charged object. What charge must the cloth have?
Negative
Positive
Neutral
No charge
Why are many electrical wires wrapped with a plastic coating?
Plastic is a good insulator that does not allow the electrical current to leak out of the metal wires.
Plastic makes the wires look more colorful and attractive.
Plastic helps the wires conduct electricity better.
Plastic is used to make the wires heavier.
A student coils a copper wire around a bar magnet. What action will cause the device to generate electricity?
The wire needs to be connected to an energy source.
The magnet should be heated.
The wire should be painted.
The magnet should be placed in water.
What is the difference between an electric motor and a generator?
An electric motor transforms electrical energy to mechanical energy while a generator transforms mechanical energy to electrical.
An electric motor transforms mechanical energy to electrical energy while a generator transforms electrical energy to mechanical.
Both electric motor and generator transform electrical energy to mechanical energy.
Both electric motor and generator transform mechanical energy to electrical energy.
What are the 4 parts to an electric motor?
Energy Source, Wires, Temporary magnet, & Axle
Battery, Switch, Light bulb, & Wire
Rotor, Stator, Commutator, & Brush
Coil, Capacitor, Resistor, & Diode
What is a force?
A push or a pull
A type of energy
A form of matter
A unit of distance
A chemical reaction
What are forces measured in?
Newtons
Joules
Watts
Meters
What is the difference between balanced and unbalanced forces?
Balanced Forces: Net Force will equal 0 Newtons and forces are equal and opposite directions. Unbalanced Forces: Net force will not equal 0 Newtons and forces are acting in same directions.
Balanced Forces: Net Force will not equal 0 Newtons and forces are acting in same directions. Unbalanced Forces: Net force will equal 0 Newtons and forces are equal and opposite directions.
Balanced Forces: Net Force will equal 0 Newtons and forces are acting in same directions. Unbalanced Forces: Net force will not equal 0 Newtons and forces are equal and opposite directions.
Balanced Forces: Net Force will not equal 0 Newtons and forces are equal and opposite directions. Unbalanced Forces: Net force will equal 0 Newtons and forces are acting in same directions.
What does net force mean?
The total force on an object
The speed of an object
The direction of motion
The mass of an object
What is the definition of Normal Force?
The upward force on an object on a flat surface
The force that pulls objects downward
The frictional force between two surfaces
The force that causes objects to accelerate
6. Friction, Air Resistance, Tension, Tension, & Applied are examples of what type of force?
Contact
Non-contact
Gravitational
Electrostatic
What are examples of Noncontact forces?
Magnetism, Electric, & Gravity
Friction, Tension, & Air Resistance
Spring Force, Applied Force, & Buoyant Force
Normal Force, Friction, & Tension
When drawing a free body diagram, what force is always pulling downward?
Gravity
Friction
Normal force
Tension
All objects fall on Earth at what speed?
10 m/s²
5 m/s²
20 m/s²
15 m/s²
Gravity between two objects depend on:
Mass & Distance
Temperature & Pressure
Color & Shape
Speed & Volume
What does not change depending on location?
Mass
Weight
Gravity
Temperature
What are the units for mass?
Grams & Kilograms
Liters & Milliliters
Meters & Centimeters
Seconds & Minutes
What is Weight?
The measurement of the force of gravity on an object
The amount of space an object occupies
The temperature of an object
The color of an object
Can weight change with location?
True
False
What is the formula for weight?
Weight = Mass x Acceleration of Gravity
Weight = Mass / Acceleration of Gravity
Weight = Acceleration of Gravity / Mass
Weight = Mass + Acceleration of Gravity
If distance increases, what happens to the force of gravity?
Decreases
Increases
Remains the same
Becomes zero
If mass increases, what happens to the force of gravity?
Increases
Decreases
Remains the same
Becomes zero
What does Newton’s First Law say?
An object stays at rest until an unbalanced force acts on the object. If an object is in motion, it will stay in motion until an unbalanced force.
An object will always move in a circle unless stopped.
An object will accelerate unless it is at rest.
An object will change its mass when a force is applied.
What is the definition of inertia?
An object’s ability to resist motion. The more inertia, the more force required to move the object.
An object’s tendency to accelerate when at rest.
The force that causes objects to move faster.
The ability of an object to change its shape easily.
What does Newton’s Second Law say?
Force = mass x acceleration
Force = mass / acceleration
Force = acceleration / mass
Force = mass + acceleration
What does Newton’s Third Law say?
For every action, there is an equal and opposite reaction.
An object in motion stays in motion unless acted upon by an external force.
Energy cannot be created or destroyed, only transformed.
The acceleration of an object is proportional to the net force acting on it.
Why do different objects fall at different rates if Earth’s gravitational force is constant?
Because of air resistance
Because of their color
Because of their temperature
Because of their shape
What determines how much air resistance an object has?
Shape, size, & surface area
Color, weight, & temperature
Material, density, & color
Speed, color, & mass
The more surface area, the more air resistance an object has.
True
False
How does an object free fall?
The only force on an object must be Gravity pulling it down with no air resistance.
It moves upward due to air pressure.
It is pushed by wind in all directions.
It floats because of magnetic forces.
What is terminal velocity?
When the force of air resistance and gravity equals out causing constant velocity and balanced forces.
The maximum speed an object can reach in a vacuum.
The speed at which gravity no longer acts on an object.
The velocity at which an object starts to accelerate upwards.
What is the formula for work?
Work = Force x Distance
Work = Mass x Acceleration
Work = Power x Time
Work = Velocity x Time
How do you calculate mechanical advantage in a lever’s force?
Resistance Force / Effort Force
Effort Force / Resistance Force
Resistance Force x Effort Force
Effort Force + Resistance Force
How do you calculate mechanical advantage for a lever’s distance?
Effort Distance / Resistance Distance
Resistance Distance / Effort Distance
Effort Force / Resistance Force
Resistance Force / Effort Force
How do you calculate mechanical advantage for an incline plane?
Length of slope / height of slope
Height of slope / length of slope
Weight of object / force applied
Force applied / weight of object
Increasing the effort arm length for a lever does what to force and distance?
Decreases force and increases distance
Increases force and decreases distance
Increases both force and distance
Decreases both force and distance
Decreasing the effort arm length for a lever does what to force and distance?
Increases force and decreases distance
Decreases force and increases distance
Increases force and increases distance
Decreases force and decreases distance
How do you calculate the mechanical advantage for a pulley?
Equals to the number of rope sections supporting the load
Equals to the weight of the load divided by the number of pulleys
Equals to the length of the rope divided by the height lifted
Equals to the number of pulleys in the system
What type of energy is stored in the bonds between atoms and molecules and is released during a chemical reaction?
Kinetic Energy
Potential Energy
Thermal Energy
Chemical Energy
Identify the type of energy
Thermal energy
Sound energy
Mechanical energy
Electrical energy
Identify the type of energy
Electrical Energy
Mechanical energy
Sound energy
Thermal energy
Which wave property causes echoes to occur when sound bounces off a wall?
Absorption
Diffraction
Refraction
Reflection
What is the highest point of a transverse wave called?
Crest
Trough
Node
Peak
Which type of energy is stored in the bonds of molecules?
Mechanical Energy
Chemical Energy
Thermal Energy
Kinetic Energy
Which of the following best describes the process of refraction?
The bending of a wave as it passes from one medium to another.
The combining of two waves to form a new wave pattern.
The bouncing back of a wave from a surface.
The spreading out of waves around obstacles.
What is the main difference between a transverse wave and a longitudinal wave?
Transverse waves move particles perpendicular to the direction of the wave, while longitudinal waves move particles parallel to the direction of the wave.
Transverse waves require a medium, while longitudinal waves do not.
Transverse waves have higher frequency than longitudinal waves.
Longitudinal waves move particles perpendicular to the direction of the wave, while transverse waves move particles parallel.
Which material is considered an insulator?
Copper
Water
Glass
Metal
Which of the following best describes the movement of particles in a transverse wave?
Particles remain stationary as the wave passes.
Particles move parallel to the direction of wave travel.
Particles move perpendicular to the direction of wave travel.
Particles move in a circular motion.
What property of a wave determines its pitch?
Frequency
Velocity
Wavelength
Amplitude
Which type of energy is stored due to an object's position or condition?
Thermal Energy
Kinetic Energy
Potential Energy
Chemical Energy
Which of the following best describes the movement of energy in a transverse wave?
Randomly in all directions
Parallel to the direction of the wave
Perpendicular to the direction of the wave
In a circular motion
What happens to the frequency of a wave if its wavelength increases, assuming the speed remains constant?
It stays the same
It increases
It decreases
It becomes zero
Which of the following is NOT a property of waves?
Amplitude
Wavelength
Density
Frequency
Which type of wave requires a medium to travel?
Mechanical waves
Standing waves
Electromagnetic waves
Surface waves
What is the highest point of a transverse wave called?
Amplitude
Node
Trough
Crest
Which method of heat transfer occurs through direct contact between solids?
Radiation
Conduction
Convection
Evaporation
Which type of wave requires a medium to travel through?
Mechanical wave
Electromagnetic wave
Surface wave
Standing wave
What is the lowest point of a transverse wave called?
Crest
Trough
Amplitude
Node
Which property of a wave determines its pitch?
Amplitude
Frequency
Velocity
Wavelength
Which of Newton's Laws explains why a passenger moves forward when a car suddenly stops?
Newton's First Law
Newton's Second Law
Newton's Third Law
Law of Universal Gravitation
Fill in the blank: According to Newton's Second Law, the acceleration of an object is directly proportional to the ________ and inversely proportional to its mass.
energy
distance
speed
force applied
When you jump off a small boat onto a dock, the boat moves backward. Which law does this demonstrate?
Newton's Third Law
Newton's First Law
Law of Conservation of Energy
Newton's Second Law
If a box is pushed to the right with a force of 10 N and pulled to the left with a force of 4 N, what is the net force acting on the box?
4 N to the right
6 N to the right
14 N to the right
6 N to the left
Which of the following best describes how to calculate the net force when two forces act in the same direction?
Add the magnitudes of both forces
Subtract the smaller force from the larger force
Multiply the magnitudes of both forces
Divide the larger force by the smaller force
A student pulls a cart with a force of 8 N forward, while friction opposes the motion with a force of 3 N backward. What is the net force on the cart?
3 N forward
11 N forward
5 N backward
5 N forward
What does a horizontal line on a velocity vs time graph represent?
Constant velocity
Increasing velocity
Object at rest
Decreasing velocity
How can you determine acceleration from a velocity vs time graph?
By calculating the slope of the graph
By counting the number of data points
By finding the area under the graph
By looking at the y-intercept
On a velocity vs time graph, what does a line sloping downward indicate?
Negative acceleration (deceleration)
Constant velocity
Positive acceleration
Object at rest
What does a straight, sloped line on a distance vs time graph represent?
No movement
Changing direction
Acceleration
Constant speed
On a distance vs time graph, what does a horizontal line indicate about the object's motion?
The object is moving at a constant speed
The object is not moving
The object is accelerating
The object is moving backward
If the slope of a distance vs time graph increases, what does this tell you about the object's speed?
The speed is decreasing
The speed is constant
The object has stopped
The speed is increasing
Fill in the blank: Mass is a measure of the amount of _________ in an object.
matter
energy
weight
volume
Which of the following statements is TRUE about weight?
Weight is the same as mass.
Weight depends on gravity and can change depending on location.
Weight is always the same, no matter where you are.
Weight is measured in kilograms.
What is the SI unit of mass?
Pound (lb)
Gram (g)
Newton (N)
Kilogram (kg)
