A 20 kg mass moves at 2 m/s. What is the momentum of the object

What elements are stars mostly made of? How do we know this?

A transverse wave is traveling on a string stretched along the horizontal x-axis. The equation for the vertical displacement y of the string is given by y = 0.0020 cos[? (15x - 52t) ], where all quantities are in SI units.

State some properties of metals along with their importance

Einstein is probably most known for his equation E = mc2, where E = the energy of a particle of mass = m, and c = the speed of light. If "m" and "c" are in MKS units, what are the MKS units of E?

Compare the temperature and thermal energy of hot soup in a small mug and that of hot soup in a large bowl.

Is the muzzle velocity a scalar or vector quantity?

How many day does it take the sun to came out?

Using the word "more" to mean "I want another cookie" is an example of a (n) :

Ohm's law is I = V : R. What is the current of a circuit with a 3.0-volt battery and 1.0 ohm of resistance? The current of a circuit with a 3.0-volt battery and 1.0 ohm of resistance is (blank) amps.

Why do marine west coast climates have much precipitation