WorksheetsUnit 7- Energy
Total questions: 18
Worksheet time: 11mins
Which of the following best describes potential energy?
Energy due to motion
Energy stored due to position
Energy transferred by heat
Energy used in chemical reactions
A roller coaster is at the top of a hill. What type of energy is primarily present at this point?
Kinetic energy
Potential energy
Thermal energy
Sound energy
Explain how energy is transformed when a ball is thrown into the air and then caught.
The ball gains kinetic energy as it rises and loses potential energy as it falls.
The ball gains potential energy as it rises and gains kinetic energy as it falls.
The ball loses both kinetic and potential energy as it rises and falls.
The ball maintains constant energy throughout the motion.
Which scenario best illustrates the transformation of kinetic energy into potential energy?
A car accelerating on a flat road
A book falling off a shelf
A pendulum swinging to its highest point
A light bulb being turned on
A skier is at the top of a slope. As the skier moves down, what happens to the potential and kinetic energy?
Potential energy increases, kinetic energy decreases
Potential energy decreases, kinetic energy increases
Both potential and kinetic energy increase
Both potential and kinetic energy decrease
Design an experiment to demonstrate the conversion of potential energy to kinetic energy using a simple pendulum.
Describe how to measure the height and speed of the pendulum at different points.
Explain how to calculate the total energy of the pendulum system.
Discuss the role of friction in the pendulum's motion.
Identify the materials needed for the experiment.
A toy car is pushed up a ramp and then released. What type of energy transformation occurs as it moves up and then down the ramp?
Kinetic to potential, then potential to kinetic
Potential to kinetic, then kinetic to potential
Thermal to kinetic, then kinetic to thermal
Chemical to potential, then potential to chemical
What is the primary factor that affects the amount of potential energy an object has?
Its speed
Its mass
Its height above the ground
Its temperature
A diver stands on a diving board. As the diver jumps off, what happens to the energy?
Potential energy is converted to kinetic energy
Kinetic energy is converted to potential energy
Both potential and kinetic energy are lost
Energy remains constant
Which of the following is an example of kinetic energy being transformed into potential energy?
A car braking to a stop
A ball rolling down a hill
A spring being compressed
A light bulb glowing
Identify the type of energy transformation that occurs when a wind-up toy is released.
Potential energy to kinetic energy
Kinetic energy to potential energy
Chemical energy to thermal energy
Thermal energy to chemical energy
A pendulum is released from a certain height. At what point in its swing does it have maximum kinetic energy?
At the highest point
At the lowest point
Midway between the highest and lowest points
It has constant kinetic energy throughout
Plan a demonstration to show how energy is conserved in a closed system using a simple machine.
Describe the setup and materials needed for the demonstration.
Explain how to measure the input and output energy.
Discuss potential sources of error in the demonstration.
Identify the type of simple machine used.
The law of (a) states that energy in a system can change forms but can never be created or destroyed.
___________________ is the type of energy that is stored in an object; energy that an object has because of its position relative to other objects. (Example: pulled back rubber band)
Kinetic Energy
Potential Energy
Solar Energy
Mechanical Energy
