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WorksheetsEnergy Review
Total questions: 45
Worksheet time: 45mins
What are the two general types of energy?
Mechanical and Sound
Chemical and Nuclear
Kinetic and Potential
Electromagnetic and Thermal
What is the energy of an object that is due to motion?
Potential energy
Chemical energy
Kinetic energy
Electromagnetic energy
What is the energy that an object has due to its position, condition, or chemical composition?
Mechanical energy
Potential energy
Sound energy
Electromagnetic energy
Can an object have both kinetic and potential energy at the same time?
Yes, only in theory
No, it's not possible
No, it's a physical impossibility
Yes, in certain situations
What is the sum of an object's kinetic energy and potential energy?
Mechanical energy
Chemical energy
Thermal energy
Nuclear energy
What is the kinetic energy caused by the vibration of particles in a medium?
Thermal energy
Electromagnetic energy
Sound energy
Mechanical energy
What is the energy transmitted through space in the form of electromagnetic waves?
Electromagnetic energy
Mechanical energy
Sound energy
Thermal energy
What is the energy that results from the position or motion of charged particles?
Electromagnetic energy
Electrical energy
Sound energy
Mechanical energy
What is the kinetic energy of an object due to the motion of its particles?
Electromagnetic energy
Sound energy
Mechanical energy
Thermal energy
What is the source of nuclear energy?
Nucleus of an atom
Protons
Neutrons
Electrons
What takes place when energy changes from one form into another form?
Energy conservation
Energy conversion
Energy transformation
Energy transfer
What is the law that states that energy cannot be created or destroyed, only changed from one form to another?
Law of thermodynamics
Newton's law
Law of conservation of energy
Einstein's law
The energy that exists before baking soda and vinegar combine to create carbon dioxide gas. _____
Potential
Kinetic
A child on his way down a playground slide. _____
Potential
Kinetic
Exploding fireworks. _____
Potential
Kinetic
Ocean waves. _____
Potential
Kinetic
A stunt driver at the top of a ramp. _____
Potential
Kinetic
The flexed string of an archer’s bow. _____
Potential
Kinetic
Boiling water. _____
Potential
Kinetic
A glowing neon sign. _____
Potential
Kinetic
The sun. _____
Potential
Kinetic
What happens when two forces act in opposite directions?
They cancel each other out
They add together
They subtract from each other
They have no effect on each other
What is the overall force on an object after all the forces are added together called?
Balanced force
Unbalanced force
Net force
Opposing force
When two forces act in the same direction, what happens to them?
They cancel each other out
They add together
They subtract from each other
They have no effect on each other
What is a force?
A push or pull
A change in direction
A type of motion
A combination of velocity and acceleration
How are forces described?
Only by their strength
Only by the direction they act in
Both by their strength and direction
Forces are not described in science
If mass increases, what happens to the potential energy?
it decreases
it increases
If height increases, what happens to the potential energy?
it decreases
it increases
The world record for pole vaulting is 6.15 m and the vaulter's mass is 82 kg. Calculate the amount of potential energy. Gravity = 9.8
(a)
What is the gravitational potential energy of an 85 kg mountain climber at the summit of a 6267 m volcano?
(a)
Which of the following is the correct equation for calculating an object's gravitational potential energy?
PE = mgh
PE = mg / h
PE = mg + h
PE = gh
What is the correct unit for energy?
meters (m)
kilogram meters per second (kg m/s)
Newtons (N)
Joules (J)
What two factors affect an object's kinetic energy?
area and volume
mass and weight
weight and height
mass and speed
It takes a freight train 2.3 seconds to move 26 meters. Calculate its average speed.
11.3 m/s
1.13 m/s
22 m/s
A trip to Florida takes 10 hours. The distance is 816 km. Calculate the average speed.
81.6 km/hr
81.6 mph
82 m/s
816 km/h
What is the speed of a jet plane that travels 528 meters in 4 seconds ?
140 m/s
132 mph
142 mph
132 m/s
What is energy?
The ability to do work and cause change and move an object some distance.
The push and pull exerted on an object.
The relationship between matter and substances..
The feeling you get after drinking a Monster or Red Bull
