The force exerted by a machine is called the output force.

An object falls because of gravity at a rate of - 980 cm/s2 ( - sign is indicative of a downward direction) for 10. seconds. If it starts from rest (vo = 0) and its position starts from do = 0.0, where is it 10. seconds later? -4900 -49 -490

The wave approaching a boundary is called a

Which of these is an example of a mechanical wave? A. the light of the Sun B. a car stuck in traffic C. the shaking from an earthquake D. X-rays from an X-ray machine at the dentist's office

In the periodic table, similar elements are arranged in vertical columns called

What are the 2 types of electricity

Based on your knowledge of the electromagnetic spectrum, why are radio waves considered harmless while ultraviolet waves and x-rays considered harmful?

What is great summary in physical science?

Does ice melt faster in water or air

Why are stars changing colurs by blinking?

How many birds have tested positive for West Nile virus?