Stored, Motion, and Collision Energy
When an object is held in the air, it has stored energy. When the object is released and begins falling, it experiences ____________ energy.
motion energy
When an oven is turned on what type of energy transformation occurs. From _________ energy to _________ energy.
electrical to heat (thermal)
Sound moves in waves. If a sound is repeated at the same volume and speed, what will the sound wave look like?
The sound wave will follow the same pattern- consistent, no big dips or spikes.
Which of the following energy sources does not use fossil fuels? Solar panels, gasoline, lightbulbs, or batteries?
solar panels
In a circuit, if one bulb burns out, the other bulb(s) will shut off. Why?
The circuit is broken.
A bike, a truck, and a train- all without passengers, motors, or engines- roll down the same hill. Put the three vehicles in order from the least to most motion energy.
(least) bike, truck, train (most)
When a tennis player uses food energy to play a match, what type of energy transformation occurs? From _________ energy to _________ energy.
chemical energy to mechanical energy
If you were racing a toy boat across a pond would you want waves with high or short frequency?
high frequency
What is the name of the structure used to produce wind energy?
wind turbine
When a truck collides with a car what happens to the truck's energy?
The truck's energy transfers to the car causing the car to move and the truck to stop.
A tumbling stack of dominos an example of: energy transfer, energy transformation, or both.
both
Explain how you can use pattern of clapping sounds to transfer information.
Clapping patterns that represent letters or words.
Why is it important to seek alternative energy sources to replace fossil fuels?
Fossil fuels will eventually run out.
What type of motion energy is transferred when a truck collides with a car?
mechanical energy
What type of energy is being shown when someone kicks a ball and we hear the sound of their foot hit the ball?
sound energy
What type of renewable energy uses heat from deep in earth's layers?
geothermal energy
When a blender is being used it starts as electrical energy. What TWO types of energy does it transform into?
mechanical and sound
Water energy is also known as what other name?
hydroelectric or hydroelectricity