Changes of state: energy and evaporation

12 questions

1. Which state of matter has no fixed shape, but a definite volume and can flow?
2. The ___ point is the temperature at which a liquid turns into a gas.
3. Which state has the weakest forces of attraction between the particles?
4. Which state of matter undergoes a change in volume when compressed?
5. The two beakers below, with the same volume of water in each, were left in a room. Select **all** the true statements about **Beaker A**.
6. It is winter. The bird bath in the school garden needs refilling. Some primary children discuss whether evaporation could be the reason that the bird bath is empty. Which reason is correct?
7. Order the states of matter from lowest to highest energy.
8. Water can evaporate at temperatures lower than 100℃.
9. What happens to the energy of a substance when it changes from a gas to a liquid?
10. When changing from the solid to liquid to gas state, ___ is required to overcome forces of attraction between particles.
11. Which two substances are commonly used in thermometers and can change state at fairly low temperatures?
12. Some students are revising the differences between boiling and evaporating, and they mix up their revision cards. Select **all** the statements below that are about evaporation.

License: OGL