Light travels at 3.0 * 108 m/s in a vacuum. Use the index of refraction for water to determine the speed of light in water. Round your answer to the nearest tenth.

34. Mars has two moons, Phobos and Deimos. Phobos has an orbital radius of 9.4 x 10° m and an orbital period of 0.32 days. Deimos has an orbital radius of 23.5 x 108 m. a. What is the orbital period of Deimos? b.

Describe a situation where Newton's third law of motion can be observed

An object has a mass of 20 g and a volume of 5 cm3. what is the object's density? 4 g/cm3 100 g/cm3 0.25 g/cm3

You are planning a trip to Singapore. Your travel agent gives you the proper transformer to step down the voltage so you can use your electric appliances there.

How many nanoseconds are there in 1.90 yr? Express your answer using three significant figures.

What name is given to two or more cells connected together in a circuit?

The only variable that changes is the baseballs? a. velocity b. kinetic energy c. mass

A basketball player is running at a constant speed of 2.5 m/s when he tosses a basketball upward with a speed of 6.0 m/s. How far does the player run before he catches the ball? Ignore air resistance.

The earth is composed of four layers three of these layers are solid and only one is liquid which layer exits in the liquid state A. Crust B. Inner core C. Mantle D. Outer core

Different forms of the same element are called what