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A renewable resource people use for energy
Wind
What shows energy changing from one form to another?
A hot oven baking food
What is a material that is good at conducting energy?
Metal wire
When is your test?
Friday
What is an example of motion energy
A rolling scooter
What type of energy do we use when people eat and digest food?
chemical energy
What is an action that shows energy being used to warm something?
Holding your hands near a candle
Which tool would help track heat in a cup?
thermometer
What is an example of an object that stores heat as energy?
A cup of hot chocolate
In a circuit, what flows from the battery to a lightbulb through wires?
electricity
Why do engineers test several solutions when solving a problem?
To find the best design
What HAS TO HAPPEN to make a circuit work?
The wires have to be connected correctly
What does an insulator do?
Slows down the movement of heat energy
A flashlight changes stored energy into light and heat. This is an example of:
Energy transfer
When a battery powers a toy, some energy becomes sound. This is an example of:
Energy changing forms
What is a NONrenewable source of energy?
Coal
What happens to some energy when a toy car slows down?
It turns into heat and sound energy
If you want to keep a cup of soup hot, which helps the most?
A thick, insulated container
In an energy test, students measure how long a battery makes a motor run. What is a fair test change?
Change only the brand of battery but keep the motor the same
A team builds a small model to move a ball using wind. They change the blade shape of the wind turbine. This is an example of:
Testing out different designs