Consider a wave approaching a barrier with a small hole. what change is the wave likely to undergo as it passes through the hole?

What is the wavelength of a proton traveling at a speed of 6.21 km/s? what would be the region of the spectrum for electromagnetic radiation of this wavelength?

Which of the following is an elastic collision? A vase falling to the floor and shattering B. Two cars colliding and sticking together C. A wad of gum sticking to a window D. A tennis racquet hitting a ball

Calculate the kinetic energy of a 1000 kg moving a speed of 75 m/s

In attempting to pull a 1500-kg car out of a ditch, Arnold exerts a force of 300 N for three seconds, Bob exerts a force of 500 N for two seconds, and Cecil exerts a force of 200 N for four seconds. The car does not move at all.

What is the reason nemo is called shark bait?

The net force acting on a 50kg crate is 0 N. what is the crates accelratiin

How long in seconds will it take a car traveling at 100 miles/hour to travel the length of an American Football field?

If you increase the mass of an object, but keep the force on it constant, its acceleration decreases? true or false

Equipotentials are lines along which Select one: a. the electric field is constant in magnitude and direction. b. the electric charge is constant in magnitude and direction. c.

What is the unit for magnitudes in astronomy?