When the bent wire is lowered in the water and then raised to the surface, a further attempt to raise it causes the spring to
1) stretch
2) contract
3) stay the same
due to water's
4) buoyant force.
5) surface tension.
6) capillarity.
Question 2
Matter in the plasma state is commonly found in
1) dry ice.
2) molten lava.
3) the flame of a high-temperature welding torch.
Compared to solids, liquids, and gases in the universe, plasma is the most
4) abundant.
5) rare.
6) there is no valid estimate at this time.