A pitcher throws a baseball at 45 m/s. The baseball has a mass of 400 grams. Disregarding air resistance, the baseball's momentum when it hits the catcher's mitt is a0 kg*m/s.

Using a 40w light bulb for 12 hours will consume how much energy?

Heat transfer by condution

The process of converting a continuous signal to a series of 1s and 0s introduces small errors to the sound as it is recorded. What is this process called?

Tubes have a sides of equal lengths what is the fastest way to measure the volume of a cube shaped table

Tina and her puppy are tugging on a rope, each pulling on opposite ends. When is Tina doing work? the entire time she plays with the puppy whenever she pulls the puppy toward her when she holds the rope steady as the puppy pulls it when she lets go

Shannon is playing tennis. She swings her racket to hit the tennis ball and sends the ball flying in the same direction.

How much uninterrupted time should you set aside to do homework?

What coefficients would balance the following equation? __Al + __O2 → __Al2O3 A. 2Al + 3O2 → 1Al2O3 B. 2Al + 3O2 → 2Al2O3 C. 3Al + 3O2 → 2Al2O3 D. 4Al + 3O2 → 2Al2O3

What form of nitrogen are most plants able to absorb

As shown in the video, earth has two tidal bulges at all times. approximately where are these bulges located?