What do astronomers call a system that is composed of more than two stars

Assume that the temperature, 40C, and volume of the gas, 6 liters, remain constant. At 2 atmosphere of pressure, there are 0.036 moles of the gas. Write an equation that describes the pressure on the gas in terms of the amount of gas.

What ocean depth would the volume of an aluminium sphere be reduced by 0.10%

How was Galileo curious and observant

Two boys are standing on the two sides of a stationary boat. One has a mass of 70 kg and the other has 50 kg. If they jump at 4ms-1 at a time, the boat will go in either direction.

If the power of an engine is known and the amount of time that the engine exerts this power is known, what can be calculated?

A stone is dropped off a cliff in 3.55s how high is the cliff?

To practice Problem-Solving Strategy 15.1 Mechanical Waves. Waves on a string are described by the following general equation y (x, t) = Acos (kx-ωt). A transverse wave on a string is traveling in the + x direction with a wave speed of 8.

When studying atoms, scientists can ignore the blank force between charged particles that make up the atoms because it is many millions of times smaller than other forces in the atom

The buoyant force on an object is equal to the weight of the

The__of force will determine the ___of acceleration. A. direction, direction B. direction, amount C. Amount, direction D. none of the above