A compound differs from a mixture because it

A science class puts a balloon containing 1.25 l of air at 101 kpa into a bell jar. using an air pump, the class removes some of the air in the jar, causing the balloon to expand to a volume of 2.25 l.

A bowling ball travels at 2.0 m/s. It has 16 J of kinetic energy. what Is the mass of the bowling ball in kilograms?

A sphere made of steel is put in water and, surprisingly, it floats. develop a possible explanation for this observation

What do siesmic waves and sound waves have in common

How far can light travel in one year? a. 10 trillion km b. 300,000 km c. 30 million km d. 100 billion km

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.