Energy Transformations

Miguel is making a picture frame. He sticks a nail into a piece of wood and hits the nail with a hammer. Which form of energy is not released when the hammer hits the nail?

• Electrical
• Thermal
• Kinetic
• Sound

A toy robot can walk and talk and runs on batteries. What type of energy is stored in the batteries?

• Chemical
• Kinetic
• Nuclear
• Thermal

Which type of energy is a form of electromagnetic energy?

• Chemical
• Light
• Nuclear
• Sound

When the space shuttle launched, Donna felt the warmth produced by the firing engines. Which form of energy was released during the launch?

• Kinetic
• Light
• Sound
• Thermal

Which form of energy does a bolt of lighting produce?

• Mechanical
• Potential
• Radiant  
• Nuclear

A group of sheep are grazing in a field. As they eat, the sheep break down the molecules in the grass, which releases energy. Which form of energy is stored in the grass?

• Radiant
• Chemical
• Nuclear
• Thermal

On a cold winter day, Delia puts logs into a fireplace. Then she strikes a match and sets the logs on fire. As the fire burns, which two forms of energy are released?

• Light and Thermal
• Chemical and Light
• Thermal and Electrical
• Electrical and Chemical

When a hand-held fan (operated by batteries) is turned on, the blades spin. Which shows the energy conversion required to make the fan work?

• Electrical > Chemical > Light
• Electrical > Chemical > Kinetic
• Chemical > Electrical > Light
• Chemical > Electrical > Kinetic

Tags

NGSS.MS-PS3-5

Gordon throws a baseball into the air. It rises, stops when it reaches its greatest height, and then falls back to the ground. At what point does kinetic energy convert to potential energy?

• when the baseball is rising
• when the baseball is falling
• just after the baseball hits the ground
• while the baseball is stopped in the air

Which energy conversion takes place when a toaster is switched on?

• chemical to sound
• electrical to sound
• chemical to thermal
• electrical to thermal