What causes a solar nebula to initially bring to form a solar system

The planet neptune has a mass of 1.02 x 10^26 kg, and earth's mass is 5.97 x 10^24 kg. what is the gravitational force between the planets when they are 4.5 billion kilometers apart? A: 2.0 x 10^15 B: 2.0 x 10^21 C: 3.0 x 10^25 D: 3.0 x 10^31

Scientific notation for 7890

Name 3 devices or inventions which are designed to increase friction

A woman with a mass of * kg is standing on the rim of a large disk that is rotating at an angular velocity of 0.550 rev/s about an axis through its center. the disk has a mass of * kg and a radius of * m.

I push a box with mass 10 kg across a 15 m room. If I apply a force of 20N to do this how much work is being done on the box?

A certain part of a computer chip has a length of 1.5 micrometers. How many meters is this?

A lion accelerates from rest at a rate of 4.2 m/s. How far has the lion gone after 4 seconds?

Which statement best compares momentum and kinetic energy?

Question 26 suppose that a constant force is applied to an object. newton's second law of motion states that the acceleration of the object varies inversely with its mass.

Which of these statements is true about newton's second law of motion