Vocabulary
What is energy?
The ability to cause change.
What is light energy?
Energy that can be seen and helps us see matter around us.
When you play a drum, energy transfers from your hand to the drum and makes ____.
Sound.
A lamp turning on is an example of electrical energy transforming into what?
Light and Heat
What is speed?
A measure of how fast an object is moving.
What is energy of motion?
Energy an object has while it is moving.
What is sound energy?
Energy from vibrating objects that we can hear.
When a bowling ball hits pins, the sound is evidence of what?
Energy transfer from motion to sound
A toaster heating bread is an example of electrical energy changing into what?
Heat
The faster an object moves, the more ____ it has.
Energy.
What is convert / conversion?
To change from one form to another.
What is heat energy?
The transfer of energy from a hot object to a cooler one.
Feeling the warmth of the sun is an example of what energy transfer?
Heat Transfer
A guitar string vibrating is an example of motion energy turning into what?
Sound
A rolling ball knocking down pins is evidence of what type of energy causing change?
Motion Energy
What is engineering design?
A process used to develop a solution to a problem.
What is electrical energy?
The energy in charged particles in atoms, used to power devices.
What happens when one object collides with another?
Energy is transferred from one object to the other.
A firework exploding produces motion, light, and sound. This is an example of what?
Energy Transformation
Which ramp would give a ball the most energy—low, medium, or high?
High ramp
What is a collision?
What happens when one object runs into another.
Wind moving the blades of a wind turbine is an example of this type of energy.
Motion Energy
Name two ways energy can transfer from place to place.
Electrical currents, heat, sound, or light.
A battery-powered flashlight involves what two energy transformations?
Electrical → Light (and Heat).
Explain the relationship between speed and energy.
As speed increases, energy increases.