A 20-N falling object encounters 4 N of air resistance. The magnitude of the net force on the object is?

The length of a rectangle is 2 cm more than the width. If the area of the rectangle is 24 cm?, what is the length of the rectangle? 24 cm? O 2 cm О 3 cm 06 cm 8 cm

A satellite makes 16 orbits around the earth in one day. What is the period of it orbit?

james swims at a speed of 2 m/s when she notices a shark is behind her and accelerates so that she is skimming at 4 m/s. if her average acceleration is 1.2 m/s how long did it take for james to speed up

Describe a sea-level transgression

An object weighs 15N in air and 13N when completely submergedin water. What is the volume of water displaced by thesubmerged ofject?

When the velocity of a mass on a spring is zero, the acceleration is at

Which is a disadvantage of using wind as an energy source? Check all that apply. It may be unreliable. It is not naturally occurring. It produces a lot of waste. It requires wires to carry electricity. It generates large amounts of electricity.

One step in the production of hydroelectric power involves

A pot is heated on a stove. The water begins to boil rabidly. Which explains why the water is boiling fast?

A galvanometer can be calibrated to read electric A) current B) Voltage C) either of these D) neither of these