A boy pedals his bicycle with a net horizontal force of 235 N. If the total mass of the boy and the bike is 40 kg, how much are they accelerating

What is the kinetic energy of a 1 kg ball thrown into the air with an initial velocity of 30m/s

Which best describes why a liquid needs a container when a solid does not? Solids fill their containers, and liquide have definite shapes, Solids have definite shapes, and liquida fill their containere, Solids particles do not expand to fill their

What would be the result if Earth's unique atmosphere did not exist? A). Earth's temperature would be more steady and habitable. B). We would receive less ultraviolet radiation from the Sun. C).

What is the definition of work?

5) Consider pushing a 50.0 kg box through a 5.00m displacement on both a flat surface and up a ramp inclined to the horizontal by 15.0°. In both cases, you apply a force of 100.

Which transfer of energy occurs mainly through the process of convection?

The statement, "All basketball players are tall" is a stereotype.

Lonnie pitches a baseball of mass 0.20 kg. The ball arrives at home plate with a speed of 40 m/s and is batted straight back to Lonnie with a return speed of 60 m/s. If the bat is in contact with the ball for 0.

7. What type of mineral can scratch glass, but cannot scratch steel? A. Gypsum B. Diamond C. Feldspar D. Fluorite

What factors determine the electrostatic force between two objects?