Your brothers mass is 55.0kg, and he has a 2.0 kg skateboard what is the combined momentum of your brother and his skateboard if they are going 8.50 m/s

Suppose you roll a bowling ball (m1) down the alley, and the ball strikes the pin (m2) sending it flying. The mass of the bowling ball is greater than the mass of the pin.

A wave with a period of 1/3 second has a frequency of

What the long streaks of bright light caused when a meteoroid gets close to the ground as it's burning up

How many 750.0-ml wine bottles can be purged with the argon in the canister at a pressure of 1.26 atm and a temperature of 283 k?

Carbon and hydrogen are examples of pure substances or

What causes ice to melt and water to boil

A block of mass 3.5 kg slides down a frictionless inclined plane of length 6.4 m that makes an angle of 30 degrees with the horizontal. if the block is released from rest at the top of the incline, what is its speed at the bottom

What is the wavelength of an earthquake wave if it has a speed of 5 km/s and a frequency of 10 Hz?

The gamma ray released by each decay carries 140kev of energy. find the total energy e released by decays in the 2 hours.

Think of the last five things you read. Now think of a type of reading you havent done recenty have never read. What kind of pattern do you see in your reading? What is your favorite type of reading and your least favorite type of reading?