Two lumps of clay having equal masses and speeds, but traveling in opposite directions, collide and stick together. Part A Which of the following statements about this system of lumps must be true?

9. (True or False) During an early morning rain shower, Jim could see a rainbow to the north as the sun's rays in the east broke through the clouds, illuminating the landscape.

What does the rotation of the Earth cause?

How does a radio use electromagnetic waves to play music?

How many centimeters are in 3.50 feet?

How does the electron-cloud model describe electrons? The exact position of an electron can be known. An electron can be found at certain distances from the nucleus. An electron has a high probability of being in certain regions.

A wave with a frequency of 30 Hz has a wavelength of 40.5 m. How fast is the wave traveling?

A soccer ball is sitting in the middle of a soccer field during a game. When the referee blows his whistle, one of the players runs toward the ball and kicks it as hard as he can.

A body with v=20m/s changes its speed to 28m/s in 2sec. its acceleration will be

Charge: A piece of plastic has a net charge of + 2.00 μC. How many more protons than electrons does this piece of plastic have? (e = 1.60 * 10-19 C)

How much heat is needed to raise the temperature of 6g of water by 18oC?