Changes in Energy Activities

Multiple Choice

Where do you get the energy you need to wind up the toy?

• Sunlight

• Food you eat

• Oxygen

• Nuclear Energy

Multiple Select

When you wind up the toy and let it go, what kinds of energy is it changing into?

• Mechanical (Movement)

• Thermal

• Sound

• Nuclear

Multiple Choice

Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?

• Chemical to light
• Electrical to chemical
• Electrical to light
• Chemical to electrical

Multiple Choice

Plug in the light to the wall socket. Before you go on, where does the energy from the plug come from?

• Sunlight

• Chemical Energy of Batteries

• Electrical energy from power plant

• Kinetic Energy

Multiple Select

What kind of energy is represented in this picture?

• Thermal
• Potential
• Nuclear
• Radiant

Multiple Choice

In order, these are the energy transformation that occur when you light a match. We start with chemical energy stored in the match . . . . .

• Chemical, nuclear, magnetic
• Chemical, mechanical, sound, light, thermal
• Chemical, sound, thermal
• Chemical, gravitational, potential

Multiple Choice

The house illustrated here uses panels on the roof to collect a natural resource and convert it into electricity that can be used.

Which alternative energy source does this house use?

• Water

• Wind

• Solar photovoltaics

• Geothermal

Multiple Choice

2. The diagram to the right represents a diver’s motion from the top of a high diving board into a pool of water. At what point does the diver have the greatest kinetic energy and the least potential energy?

• 1
• 2
• 3
• 4

Multiple Choice

When you pluck a guitar string you are changing ______________ energy into ____________ energy

• Potential :: Kinetic

• Mechanical :: Sound

• Mechanical :: Electrical

• Kinetic :: Thermal

Multiple Choice

What are the main components involved in the process of hearing as illustrated in the image?

• Outer ear

• Middle ear

• Inner ear

• All of the above

Multiple Choice

As the sound waves hit your eardrum, what energy are they changed into? Careful

Sound waves make your eardrum VIBRATE

• Sound energy

• Mechanical energy

• Electrical energy

• Thermal energy

Multiple Choice

What is the purpose of the activity involving baking soda and vinegar?

• To create a chemical reaction

• To bake a cake

• To clean surfaces

• To make a balloon float

Multiple Choice

Can you create energy?

• Yes
• No

Multiple Choice

When a toaster heats up, Electrical Energy is transferred to what type of Energy?

• Motion Energy
• Electromagnetic Energy
• Thermal Energy
• Potential Energy
• None

Multiple Choice

What kind of energy transformation is needed for this girl to hear the music in her head phones?

• electrical to sound

• mechanical to sound

• sound to electrical

• sound to mechanical