Directions: Read each question carefully and answer
1. When the energy of a substance decreases, the motion of its molecules change. A substance has these 4 characteristics:
1. Molecules moving freely start to slow down
2. Collisions between molecules are less energetic
3. Intermolecular forces have more effect as molecules become closer
4. Molecules start vibrating in fixed positions
Answers: 2
Physics, 21.06.2019 13:00
Can you think of a way a rock unit with an older fossil could be above a rock until with a younger fossil? describe the scenario.
Answers: 2
Physics, 22.06.2019 12:10
Aspring has a natural length of 8 m. if a 12-n force is required to keep it stretched to a length of 10 m, how much work w is required to stretch it from 8 m to 16 m? (round your answer to two decimal places.)
Answers: 1
Physics, 22.06.2019 13:00
Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?
Answers: 3
Directions: Read each question carefully and answer
1. When the energy of a substance decreases, t...
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