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WorksheetsG5 Q3 SCIENCE EXAM REVIEWER
Total questions: 50
Worksheet time: 25mins
What is the primary source of light for photosynthesis?
Moonlight
Sunlight
Artificial light
Firelight
What is a photon?
A type of plant
An energy source
A particle of light
A type of magnet
What type of object allows light to pass through completely?
Opaque
Transparent
Translucent
Reflective
What is the speed of light from the Sun to Earth?
186 miles per second
500 kilometers per second
300,000 kilometers per second
1,000 kilometers per second
Which of the following is NOT a source of light?
Fire
Coal
Light bulb
Water
What is the term for the bending of light as it passes through different materials?
Reflection
Absorption
Refraction
Transmission
What is the purpose of a solar panel?
To reflect light
To block light
To absorb light and generate electricity
To transmit light
What is electricity?
A type of light
A form of magnetism
The movement of electrons
A type of heat
What is a closed circuit?
An incomplete path for current
A complete path for current to flow
A type of insulator
A type of conductor
Which of the following materials is a good electrical conductor?
Rubber
Copper
Wood
Plastic
What happens when a negatively charged object and a positively charged object come together?
They repel each other
They attract each other
They create light
They create heat
What is the main difference between a series and a parallel circuit?
Series circuits have multiple paths; parallel has one
Series circuits have one path; parallel has multiple paths
Series circuits use more energy
Parallel circuits are always open
What is heat?
A type of light
A form of energy
A type of sound
A type of electricity
Which method of heat transfer involves direct contact?
Convection
Conduction
Radiation
Insulation
What is sound?
A type of light
A form of energy created by vibrations
A type of heat
A type of electricity
What is the measure of how fast the molecules are moving in a substance?
Pressure
Volume
Temperature
Density
Which of the following is an example of convection?
Heating a metal rod on one end
Boiling water
Feeling warmth from the Sun
Touching a hot stove
What is the term for the uniqueness of sound?
Pitch
Timbre
Loudness
Frequency
What unit is commonly used to express loudness?
Hertz
Joule
Decibel
Watt
What is an electromagnet?
A permanent magnet
A magnet powered by electricity
A type of insulator
A type of conductor
What happens to light when it hits an opaque object?
It passes through
It reflects
It is absorbed
Both B and C
Which of the following is true about transparent materials?
They block all light
They allow some light to pass through
They allow all light to pass through
They reflect all light
What is the region around a magnet where its force acts called?
Magnetic field
Electric field
Force field
Gravitational field
Which of the following is an example of radiation?
Boiling water
Touching a hot pan
Sunlight warming your skin
Heating air in a room
What is the primary function of a prism?
To block light
To absorb light
To separate colors of light
To reflect light
What is the main cause of sound?
Light waves
Vibrations of particles
Electrical currents
Heat energy
What type of circuit is incomplete and does not allow current to flow?
Closed circuit
Open circuit
Series circuit
Parallel circuit
What is the primary role of conductors in electrical circuits?
To insulate electricity
To allow electricity to flow
To block electricity
To store electricity
What is the effect of increasing temperature on molecules?
They move slower
They stop moving
They move faster
They become solid
Which of the following is a characteristic of sound waves?
They travel faster in a vacuum
They are visible
They require a medium to travel
They do not carry energy
What happens to light when it passes through a prism?
It disappears
It reflects back
It bends and separates into colors
It is absorbed
Which of the following materials is an insulator?
Copper
Rubber
Aluminum
Gold
What is the primary purpose of light in photosynthesis?
To provide warmth
To create energy for plants
To block harmful rays
To reflect colors
What is the term for the amount of energy transferred by heat?
Temperature
Heat capacity
Thermal energy
Kinetic energy
What is the primary cause of refraction?
Change in temperature
Change in density of materials
Change in pressure
Change in sound frequency
What is the primary function of a light bulb?
To reflect light
To absorb light
To produce light
To block light
What happens to light when it strikes a smooth surface?
It absorbs
It reflects
It refracts
It scatters
What is the main source of energy for electric circuits?
Heat
Light
Electrons
Protons
What is the term for the distance between two peaks of a sound wave?
Amplitude
Frequency
Wavelength
Pitch
What is the effect of sound travelling through the water compared to air?
It travels slower
It travels faster
It does not travel
It travels at the same speed
What type of light is produced by a candle?
Incandescent
Reflective
Fluorescent
Laser
What is the main characteristic of a parallel circuit?
All components are connected in a single path
Each component has its own path
It cannot be turned off
It has no resistance
What is the primary reason for using light-colored clothing in summer?
To absorb heat
To reflect sunlight
To attract light
To block UV rays
What is the primary role of an electromagnet?
To produce heat
To generate light
To create a magnetic field using electricity
To insulate electricity
What is the main factor that affects the strength of an electromagnet?
The type of metal used
The amount of electricity flowing
The temperature of the environment
The size of the magnet
What is the term for the energy produced by vibrating objects?
Light
Sound
Heat
Electricity
What type of energy is primarily transferred by conduction?
Light energy
Thermal energy
Sound energy
Electrical energy
Which of the following statements about sound is true?
Sound can travel through a vacuum
Sound travels faster in air than in water
Sound is produced by vibrations
Sound has no medium
What happens to light when it passes through a translucent object?
It is completely blocked
It passes through but is scattered
It passes through without any change
It is absorbed completely
What is the primary purpose of using a Venn diagram in science?
To compare and contrast different concepts
To represent data visually
To calculate measurements
To illustrate experiments
