The sun is composed mostly of hydrogen. The mass of the sun is 2.0 * 10^30 kg, and the mass of a hydrogen atom is 1.67 * 10^-27 kg. Estimate the number of atoms in the sun.

Why do you think the wind speeds on gas giant planets are much greater than on earth

A 2.5 kg block with a speed of 3.9 m/s collides with a 5.0 kg block that has a speed of 2.6 m/s in the same direction. After the collision, the 5.0 kg block is observed to be traveling in the original direction with a speed of 3.3 m/s.

Juan lives 100 M away from Bill what is Juan's average speed if he reaches bills home in 50 seconds

4.3.4. set up the boundary value problem corresponding to the thermal equilibrium of an insulated semi-circular plate with unit diameter, whos curved edge is kept at 0 degrees and whose straight edge is at 50 degrees

Why do some people in the music industry still prefer analog music storage?

What are the steps that are important to take for your safety during an earthquake? a. stay away from walls and windows c. stay away from electrical and gas lines b. get under a desk or table d. all of the above

You have an open air column of length 1.40 m in air at 24.2 °C. What is the frequency of the third harmonic?

Why do we use average force while solving momentum problems? How is net force related to the momentum of the object?

If you had a positive 8 score on the sit-an-reach test you

65 million years ago there was a mass extinction that is best known for killing the dinosaurs. There was also a large deposit of dust that contained substances only found in asteroids.