How do i find the net force out of acceleration and mass?

What science did the study of the night sky eventually become?

Most of the energy released by nuclear fission is in the form of: alpha rays, beta rays, or gamma rays?

1. Write the equation relating density (D), mass (M), and volume (V).

A spring has a spring constant of 53N/m. How much elastic potential energy is stored in the spring in the spring when it is compressed by p. 21 m?

Explain the relationship between DNA, Chromosomes and genes.

During melting, the forces of attraction between the molecules A) become weaker. B) remain the same. C) become stronger. D) become stronger and then weaker.

What law states that when matter undergoes a physical or chemical change, no atoms are created or destroyed?

If the moon disapared what affect would this have on earths tides

Newtons first law states that no force is required to maintain motion in a straight line at a constant speed. If newtons first law is true, why must we continue to pedal a bicycle on a level surface to keep moving?

A box is lowered using a rope. If the acceleration of the box, is 3.3 m/s2 (downward) and its mass is 29.1 kg, what is the magnitude of the tension in the rope?