Science Ch. 23 sec.3 Word Scramble
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Question | Answer |
Which of the following forces opposes motion between two surfaces that are touching? | friction |
When a rollercoaster moves, which of the following helps to overcome friction? | energy |
Which of the following causes some of the potential energy of a rollercoaster to be converted to thermal energy? | friction |
Name two locations where there is friction on a rollercoaster. | At the top of the first hill and between the car's wheels |
On a rollercoaster, where is the potential energy the greatest? | At the top of the first hill |
The kinetic energy at the bottom of the first hill on a rollercoaster is less than the ______ energy at the top of the hill. | potential |
When a group of objects transfer energy only to each other, a(n) ______ is created. | closed |
On a rollercoaster, some mechanical energy is always converted into______ energy | thermal |
What 3 types of energy from a rollercoaster are added together to equal the total amount of original potential energy? | Thermal energy, kinetic energy, and sound energy |
The rule that energy cannot be created or destroyed is explained by the | Law of Conservation of energy |
The toal amount of ______ in a closed system is always the same regardless of how many conversions take place. | energy |
In a light bulb, some energy is converted to ______ energy, making the bulb feel warm | thermal |
Any time energy is converted into another form of energy |
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anime101
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