You will not know this. Really I didn't. What is the darkest known substance.

Which of the following colors is associated with the lowest temperature? Explain your reasoning. A. Blue B. Green C. Yellow D. Red

What is the main difference between a gas and a plasma?

Whats a transverse wave?

What is a good example of a contact force?

An object is moving along a line with velocity v (t) equals A t squared space plus space B meters per second at time t seconds. Its initial position, at time t equals 0, is s (0) equals C meters.

A 3 μf capacitor is connected to a 6 v battery. what is the charge on each plate of the capacitor?

What are some reasons we put orbiting spacecraft up into the atmosphere?

Critical thinking! Applying Concepts A desk exerts an upward force to support a computer resting on it. Does this force do work? Explain.

When an inclined plane is used, A. the mechanical advantage increases as the height increases. B. a smaller force is exerted over a longer distance. C. a negative mechanical advantage can result. D. a greater force is exerted over a shorter distance

A 4-kg cat is resting on a bookshelf that is 3m high. What is the cats gravitational potential energy relative to the floor if the acceleration due to gravity is 9.8m/s squared