What are the units of energy?

On pluto, a baby would weigh 2.7 newtons. how much does this baby weigh on earth?

A uniform beam XY is 100 cm long and weighs 4.0N. The beam rests on a pivot 60 cm from end X. A load of 8.0 N hangs from the beam 10 cm from end X. The beam is kept balanced by a force F acting on the beam 80 cm from end X.

Why can astronots open the door at space

The average speed of sound in water is 1500 m/s. how long would it take a sound wave to travel 9000 m? your answer

Contrast balanced and unbalanced forces.

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.