A 1650 kg car accelerates at a rate of 4.0 m/s^2. How much force is the car's engine producing?

Planets, stars, asteroids and other celestial bodies have generally round shapes. Some are ovals, others really bumpy circles, and some are a very squished oval. Why are none triangular or rectangular?

An electrochemical cell is made up of two half cells connected by an external conductor and a salt bridge. the function of the salt bridge is to

Leptons are made of quarks and antiquarks true or false?

The smallest unit of an element that maintains the properties of an element is a (n)

Which pm the following are likely to form a covalent bond gold and oxygen magneisuim and gold oxygen and oxygen magneisium and oxygen

A squirrel runs along an overhead telephone wire that stretches from the top of one pole to the next. It is initially at position xi=3.37 mxi=3.37 m, as measured from the center of the wire segment. It then undergoes a displacement of Δx=-6.

Imagine a 10 kg block moving with a velocity of 20 m/s to the left. calculate the kinetic energy of this block

Which do you think is the bigger problem among college students-the continued abuse of illegal drugs or the rising abuse of prescription and over-the-counter medications?

A man stands still on a moving walkway that is going at a speed of 0.4 m/s to the east. What is the velocity of the man according to a stationary observer?

Which, if any, of the heat engines violate (s) the second law of thermodynamics?