A student pushes against a tree with a force of 10 newtons the tree does not move. What is the amount of force exerted by the tree on the student

Light has properties of both a particle and a wave. true or false

Which of the following is a false statement? Which of the following is a false statement? 1. The total entropy change in one cycle of a Carnot engine is zero. 2. Entropy can be measured in units of J/K. 3.

Why mercury is preferred over alcohol in thermometer

How much work must be done to bring three electrons from a great distance apart to 3.5*10-10 m from one another (at the corners of an equilateral triangle) ?

A race car is moving with a velocity of 144 km/h the driver applies the brakes and the car comes to a halt in 12 seconds what is the average acceleration of the car during those 12 seconds

What is general relativity in easy terms?

Temperature and volume are directly or inversely

My Notes A basketball rolls across a classroom floor without slipping, with its center of mass moving at a certain speed. A block of ice of the same mass is set sliding across the floor with the same speed along a parallel line.

How does sound travel through waves?

Solve for real t: - 25=20t-5t^2