You want a bottle of fresh Toronto air. You take glass bottle to the city and pump as much of the air as you can into the bottle. You block the opening of the bottle to keep all of that wonderful air inside, using a stick that has flat circular end with radius of 8.92 mm. You apply a force of 56 N to hold the stick in place. What is the excess pressure inside the bottle, relative to the outside?

Determine whether each description refers to a force or not. Force Not a force Answer Bank the light from a spotlight| the inertia of a moving truck the heat of a campfire the friction on a skidding tire the energy used to power a television the pull of gravity on a stone the attraction of one bar magnet to another the push of a hand on a door the tension of a stretched rope

How long does it take for a 0.25 kg stone to hit the ground if it dropped from a height of 60 meters?

There are 5 possbile other answer choices, thank you so much! Moves downward with 2.45 m/s^2 Moves upward with constant velocity  stays at rest moves downward with constant velocity moves upward with 0.48 m/s^2

A baseball is thrown vertically upward with an initial velocity of 9 m/s. Neglecting air friction, what will the speed of the baseball as it goes back to its original position/height? A) 20 m/s B) 4.5 m/s C) 9 m/s D) 15 m/s

What do you do when you are driving and see that a police officer has another car pulled to the side of the road?