On earth a rock is dropped and falls 4.9 meters just before it hits the ground. how much time did the rock take to fall this distance

A white rooster mates with a black hen. The offspring is gray in color. What is this phenomenon called? codominance coinheritance incomplete dominance single gene dominant/recessive trait

The head of a state government in the United States is referred to as which of the selections below?

water is pumped from a stream at the rate of 90kg every 30s and sprayed into a farm at a velocity of 15m/s. Calculate the power of the pump.

Two ice skaters stand at rest in the center of an ice rink. When they push off against one another the 62-kg skater acquires a speed of 0.70 m/s. If the speed of the other skater is 0.90 m/s, what is this skater's mass?

An isolated box with volume V is initially split into two halves by a partition. One side has gas at temperature T with pressure P and number of molecules N, and the other side has nothing (it is a void).

you often hear people particularly TV announcers talk about "high rate of speed" what do you think they mean according to the specifics of physics definitions what are they really saying

What is the value of x in the equation Ix - 3y = 30, when y = 15?

32. How much work is done pushing an 80 N box 2 m across ue surtout What work is done? a. 40 J c. 160 J b. 20 J d. 240 J

Which is a resource that the National Park Service manages? A. memorials B. wildlife refuges C. ecosystems D. endangered species

Write two examples (mathematical expression) of physical laws that change inversely with the square of the distance.