A ball is thrown with an initial speed of 10. Meters per second. At what angle above the horizontal should the ball be thrown to reach the greatest height?

Why is it easier to remove the ice cubes from cold lemonade than it is to remove the sugar?

A bus and a car have an inelastic head-on collision. The bus has a mass of 1.5 * 10^3 kilograms and an initial velocity of + 20 meters/second. The car has a mass of 9.5 * 10^2 kilograms and an initial velocity of - 26 meters/second.

A certain rain cloud at an altitude of 1.80 km contains 3.20 107 kg of water vapor. How long would it take for a 2.90-kW pump to raise the amount of water from Earth's surface to the cloud's position?

A mature thunderstorm will contain both updrafts and downdrafts. True or False

As a percentage $9 is how many percent of $20

Magma from a volcano is considered a fluid because it can flow and it exhibits viscosity true or false

If you lift the front wheel of a poorly maintained bicycle off the ground and then start it spinning at 0.69 rev/s, friction in the bearings causes the wheel to stop in just 13 s. If the moment of inertia of the wheel about its axle is 0.

Why is it warmer near the equator than near the poles?

Does 59feet = 170000 meters

The chemical reaction that causes chromium to corrode in air is given by 4Cr+3O2→2Cr2O3 in which at 298 K ΔH∘rxn = - 2256 kJ ΔS∘rxn = - 549.