Connect a pair of lamps in series and current is drawn from the battery. Connect the same lamps in parallel and the current drawn is

If the temperature of a sample of water at 0°C is slightly increased, its volume

A pendulum clock at high altitudes runs

Aluminum has a higher specific heat capacity than iron. This means that for equal masses of aluminum and iron, the metal that heats more quickly when the same amount of heat is applied is

Which temperature scales have equal sized degrees?

A projectile is launched vertically upward at 50 m/s. If air resistance is negligible, its speed upon returning to its starting point is

In a mixture of hydrogen gas, oxygen gas, and nitrogen gas, the molecules with the greatest average speed are those of

The pressure at the bottom of a jug filled with water does NOT depend on

Magnetic fields are produced by

Compared to an empty ship, the same ship loaded with Styrofoam will float