The half-life of Uranium is longer on Earth than the half-life of Uranium on the moon. True or False?

A projectile is fired straight upward at 100m/s. how fast is it moving at the instant it reaches the top of its trajectory

Where is North America on the globe. A.) Northern Hemisphere B.) Equator C.) Southern Hemisphere D.) None

A person wearing a shoulder harness can survive a car crash if the acceleration is smaller than - 300 m/s. assuming constant acceleration how far must the front end of the car collapse if 2 it crashes while going 101 km/hr?

An airplane is flying at 95.0 m/s when the engine is turned off. As it glides, it experiences a force of drag so that is slows down at - 0.700 m/s2. How far in meters will it travel in 1.00 minute?

Water flows into a swimming pool at the rate of 5.85 gal/min. If the pool dimensions are 21.2 ft wide, 46.1 ft long and 19.4 ft deep, how long does it take to fill the pool? (1 gallon = 231 cubic inches) Answer in units of min.

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?