I'm Always in front of you. but you never see me. what am i?

What state of matter is achieved if a large amount of energy is added to a gas

Calculate the total mass of these letters in grams (mxe=131.29amu)

What are the three main types of species interactions that occur in a community?

If a box is pushed across a floor with a force of 130N. The frictional force acting between the box and the floor is 30N, over a time period of 5 sec, Determine: 1) What is the net force acting on it?

An example of a scalar quantity is

A 2.25-kg block is released from rest on a ramp of height h. when the block is released, it slides without friction to the bottom of the ramp, and then continues across a surface that is frictionless except for a rough patch of width 15.

Which of the following are steps for balancing chemical equations? Check all that apply. ] A. Multiply the reactants to get the products. B. Change subscripts. O C.

1. Why does the water vapour in clouds condense? 2. Explain why you can see clouds but not see the water vapour in the air

What are some similarities between electricity and gravity?

What's the difference between solids and liquids?