When a pair of balanced forces acts on an object, the net force that results is?

Water is stored in 5 places on earth. Name each place an dnote the phrase that water is in liquid solid, gas

The smallest units of matter that normally cannot be broken down are

A 0.15-kg ball is thrown into the air and rises to a height of 20.0 m. How much kinetic energy did the ball initially have?

If you double the mass of an object what happens to the acceleration

Which statement is true? The moon rotates and revolves at a slower rate than the Earth. The moon revolves around the Earth faster than it rotates. The moon revolves around the Earth much slower than it rotates. The moon does not rotate at all.

Which of the following statements is true? A. Both chemical reaction rates and nuclear decay rates vary with the conditions of the reaction. B. Nuclear decay rates vary with the conditions of the reaction, but chemical reaction rates do not. C.

A star may form a black hole once it cannot?

Kai was 200 meters north of the library when he remembered he had to return some books to the library. It took him 200 seconds to do the round trip. Which best describes Kai's roundtrip?

The engine that powers a crane burns fuel at a temperature of 1500 oC. It is cooled by air at a temperature of 20 oC. The crane is used to lift a 1000 kg steel girder 30 m into the air.

The portion of a light ray that falls on a surface is a/an