If the half-life of niobium-91 is 680 years, how long will it take for the decay described in the previous question?

Dave throws a tennis ball straight up into the air he throws the ball with mass of 0.07 kg A speed of 28 m/s and there is no air resistance how high does the ball A speed of 28 m/s and there's no air resistance how high does the ball go

How do you find the mass in this equation Weight=mass*gravity

A roller-coaster car rolls down a frictionless track, reaching speed v0 at the bottom. If you want the car to go twice as fast at the bottom, by what factor must you increase the height of the track

What does SI stand for when referring to a system of measurement A. scientific identities B. systeme internationale C. speed impulse D. silly intellectuals

What is speed in science?

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?