What do electrons have that protons always have in equal magnitude?

A soccer ball kicked on a level field has an initial vertical velocity component of 15.0 meters per second. Assuming the ball lands at the same height from which it was kicked, what is the total time the ball is in the air?

You would the largest mass of gold if your chunk of gold weighed 1n on

The acceleration of The Munster's car is 9.71 m/s2 when he applies 5050 N of net force (by way of the engine). What is the mass of his car in kilograms?

Who discovered the law of conservation of energy?

What is the relationship of a force a soccer player applies to a soccer ball and the motion of the ball

After creating a question and forming a hypothesis, what is the next step in the scientific method

Roger sees water balloons fall past his window. He notices that each balloon strikes the sidewalk 0.51 s after passing his window. Roger's room is on the second floor, 10 m above the sidewalk.

Which statements accurately describe the Doppler effect?

Describe how mass and distance affect gravitational force.

a bike can climb the inclined road at uniform speed of 72 km/hr by applying force 500N what will be the power applied by the bike?