If gravity is always pushing down on you, what prevents you from sinking down into the ground? a. the ground is pushing you but with a greater force. b. the ground is pushing you up with a lesser force. c. the ground is pushing you up with an equal force. d. your downward force is hindered by the upward pull of gravity.

Sara is creating an experiment. her hypothesis states the following. if i increase the air in my tires, then i will get better gas mileage. if this is her hypothesis what column titles do we need in our date table? a. air pressure in tire (psi) and gas mileage (mph) b. air pressure in the atmosphere (psi) and gas mileage (mph) c. miles (m) and gallons per mile (g) d. old battery and new battery

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader

A15,000 kg rocket traveling at +230 m/s turns on its engines. over a 6.0 s period it burns 1,000 kg of fuel. an observer on the ground measures the velocity of the expelled gases to be −1,200 m/s.