Which two electromagnetic waves are useful for diagnosiing illnesses

A positively charged particle is in the center of a parallel plate capacitor that has charge + / - Q on it's plates. Suppose the distance between the plates is doubled, with the charged particle remaining in the center.

The horsepower unit is commonly used to indicate the power rating of household appliances.

A sample of an ideal gas at Pi is initially confined to one chamber of the apparatus represented above, and the other chamber is initially evacuated.

Willie's class found that the cart will move when pushed with 50 Newton's of force. When Willie pushes on the cart with 10 Newton's of force, why didn't the cart move?

A bag of apples has a weight of 22 newtons. What is the approximate mass in kilograms

Mike walked 450 m west. He then turned and walked 150 m to the east in 300 seconds. what was his velocity?

Unpolarized light with intensity 300 W m2 is incident on three polarizers, P1, P2, and P3 numbered in the order light reaches the polarizers. The transmission axis of P1 and P2 make an angle of 45?.

Which of these is not an example of a physical change? a. a nail rusting b. a rock cracking c. blowing up a balloon d. stretching a piece of clay

The rate at which veloity changes over time is known as - Question options: A. speed B. acceleration C. Newton D. force

Scientific method definition