How does a stars life begin?

How far the first bright diffraction fringe is from the strong central maximum if the screen is 12.0 m away. Express your answer to three significant figures and include the appropriate units.

The frequency of a sound wave is determined by the?

What is the mass of a statue that has a gravitational potential energy of 598 J and is 32 m off the ground?

L'aigua es una mescla de d'oxigen i hidrogen

Which of the following actions would require the company to obtain a permit for discharge from the EPA? a. Releasing water back into a stream after it was used in production with the only change being its temperature. b.

A column of soldiers, marching at 132 steps per minute, keep in step with the beat of a drummer at the head of the column.

Which of the following statements regarding the moon and Earth is correct? A. Earth and the moon are nearly the same age. B. Earth and the moon have nearly the same mass. C. Earth is tidally locked, while the moon spins on its axis. D.

Which is the best example of Newton's First Law of Motion? A small, lightweight ball and a large, heavy ball are dropped off the top of a very tall building. They both strike the ground at the same time.

A scientist does an experiment on mice. She feeds one group of mice regular food and a second group of mice blueberries. The scientist keeps all of the other conditions exactly the same.

A Jeep Rubicon has a mass of 2,630 kg. With a momentum of 55,200 kg m/s. What was the speed, in m/s, of the vehicle?