define constant speed

What are the common tools scientists use to measure length, mass, and, liquid volumes

Mountain ranges and belts are built through the process called what

Geology belongs to witch main category of science?

Which equation describes average speed? A-Average speed = Total distance x Total time B-Average speed = Sum of instantaneous speeds C-Average speed = Total distance : Total time D-Average speed = Total time : Total distance

When we stand on loose sand, our feet go deep into the sand but when we lie down on the sand our body does not go that deep in the sand. Why?

Bumper of a stationary bumper car. The momentum of the stationary car increases. Which happens to the momentum of the moving bumper car? It decreases. It stays the same. It is converted to inertia.

An electric field has a strength of 2.0 N/C. What force does it exert on a charge of 0.004 C?

Given that earth orbits at 150,000,000 km from the sun, through what distance does earth move in a second?

A brick is dropped from the top of a building through the air (friction is present) to the ground below.

A climber using bottled oxygen accidentally drops the oxygen bottle from an altitude of 4500 m. If the bottle fell straight down this entire distance, what is the velocity of the 3-kg bottle just prior to impact at sea level? A. 300 m/s. B. 150 m/s.