If an object has a mass of 50 kg and is accelerating at 2m/s/s, what is the force it will exert?

If two resistors of value r are connected in series and then in parallel, what is the difference in equivalent resistance in both cases? a) 0 b) 3R/2 c) R/2 d) 2/R

What causes a regular reflection?

Do you people have any science fair ideas that has the words does and affect

Which sentence describe the energy conversions in a car's engine? Mechanical to thermal to chemical D Kinetic to potential to mechanical Thermal to mechanical to chemical Chemical to thermal to mechanical

The fact that light can exert pressure on matter suggests that it is made of particles called

The milky way galaxy is the galaxy that is closest to us contains the most stars is farthest from us contains our solar system

Which fundamental force has a small range and is always an attractive force?

A 77-kg man stands on a spring scale in an elevator. Starting from rest, the elevator ascends, attaining its maximum speed of 1.2 m/s in 0.87 s. The elevator travels with this constant speed for 5.0 s, undergoes a uniform negative acceleration for 1.

How do you convert 234 cm into meters?

In solar thermal electric generation, the sun's energy is concentrated by ___ to heat the fluid in a pipe that is used to generate electricity.