If the measured resistance of a lamp is 45 ohms when it operates at a power of 80.0 watts, what is the current in the lamp?

If a man has a mass of 83 kg on Earth what will the force of gravity on his body be on the moon A. 135.6 B. 318.5 C. 813.4 D. 4880.4

What determines whether the equilibrium temperature of a mixture of two amounts of water will be closer to the initially cooler or warmer water?

Which is the best analogy of a wave? a. A wave is like building a ramp. b. A wave is like shaking a hand. c. A wave is like water rippling in a pond. d. A wave is like knocking down a building.

A heat transfer of 9.8 ✕ 105 J is required to convert a block of ice at - 12°C to water at 12°C. What was the mass of the block of ice?

jane walks up the stairs and gains 1200J of potential energy. if she runs up the stairs in half the time what would be her gain in potential energy?

A machine with a mechanical advantage of 10 is used to produce an output force of 250 newtons. What input force is applied to this machine

Why do you float in space

How does physical change affect the identity of a substance

A scientist pours grape juice on three identical white shirts He then uses three different cleaning products on the shirts and measures how clean they get what is the independent variable in this experiment

What part of the atom does nuclear radiation come from?