Abaseball is thrown from the pitcher’s mound to home plate, a distance of 60.5 feet. if the baseball travels at 92.4 feet per second, how long does it take to reach home plate?

On a cold day, when the air temperature is 0°c, you empty your lungs and take a deep breath, filling your lungs with 4.2 l of air. if you hold your breath until the temperature of the air in your lungs reaches 37°c, what is the volume of the air in your lungs at that point, assuming the pressure does not change?

Which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

Aphoton is absorbed by an electron that is in the n = 3 state of a hydrogen atom, causing the hydrogen atom to become ionized. very far away from the nucleus, the released electron has a velocity of 750,000 m/s. what was the wavelength of the absorbed photon?