Would the sum of 5.7cm and 6.2 cm need to be rounded? Why or why not?

How does beam spreading affect the temperature on earth and the seasons

Why will dropping an iron magnet on a concrete sidewalk make it a weaker magnet?

An astronaut is a short distance away from her space station without a tether rope. She has a large wrench. What should she do with the wrench to move toward the space station? a. Throw it directly toward the space station. b.

A quarter is 2.4 millimeters thick. How tall are the following stacks of quarters? a. A stack worth 50 cents b. A stack worth $1 c. A stack worth $5 d. A stack worth $1,000 (Give your answer in millimeters and meters.)

What acceleration formula?

Describe and apply Newton's Three Laws

If you do 1000j of work on a system and remove 500j of heat from it, what is the change in its internal energy

Two children stretch a jump rope between them and send wave pulses back and forth on it. The rope is 4.5 m long, its mass is 0.42 kg, and the force exerted on it by the children is 71 N.

An object will only change its motion if a force is directly applied to it. is this a true statement?

Janice has just measured the density of an object. Which value is possible? (Density: D = )