Which of the following is NOT an example of potential energy?

A jar of vinegar and baking soda are sealed in a bigger jar. When it is shaken, the two small jars break and mix. What would be the reaction?

The gas stored in a fuel tank of a car represents what kind of energy?

Choose the best scientific explanation of how simple machines help perform work.

A glass bottle has 500 ml of water and is capped and put over a lit candle. The molecules heat and move quickly. If the bottle is left over the heat for a long time what happens?

A roller-coaster car running up and down the hills on a track is an example of the continous transformation between which two forms of energy?

A candle drips off a candle and forms a puddle. The wax hardens. Which describes the changes in the movement of the molecules of the candle wax as it is lit and then puddles?

In January the temperature was -5 degrees Celsius. If you walk outside wearing glasses and then went in a warm building, why would your glasses fog up?

Alex bought ice cream on a hot day. After minutes ice cream was running down the cone. Which best explains the physical changes of the ice cream?

Thermal energy is another name for...

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