The quantity of heat from a chemical reaction comes from

Two cars with the same velocity must have the same speed. True or false?

A 20N force is directed to the right and a 14 Newton force is directed to the left and both act on a 3 kg mass. Starting from rest, how far does the object move in the first second

HOw does water regulate earths temperature?

What does trajectory mean?

Is it true that any marking on an angle means that the angle measure 90 degrees?

Do you mind if I use this example for my assignment?

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?