A man walks 30 m to the west, then 5 m to the east in 45 seconds. What is his displacement?

Each part of the mixture has the same appearance.

Color is a result of the absorption and reflection of light. A shirt appears a color because it reflects that color of light. A shirt appears black when it absorbs all wavelengths of light. Why does a shirt appear white outside on a sunny day? A.

Mr knote a piano tuner taps his 440-hz tunning fork with a mallet. what is the period of the vibrating fork?

The buoyant force increases as you push an inflated beach ball under the water's surface. When will the force stop increasing? Explain your reasoning.

how is the color of an object related to the wavelengths of light that are reflected and the wavelengths that are absorbed

Which best describes oil and water

Both the electrical force and the gravitational force between two objects share which relationship? They are directly proportional to mass. They are inversely proportional to the square of the distance. They are inversely proportional to charge.

During a baseball game, a player hits a a ball with a speed of 43m/s at an angle of 25∘ above the horizontal. When the player hit the ball, it was 1m above the ground, and after the hit, the ball flies straight toward the center field fence.

How does the electric potential energy change as the electron moves from i to f?

A sound wave travels twice as far in neon (Ne) as it does it krypton (Kr) in the same time interval. Both neon and krypton can be treated as monatomic ideal gases. The atomic mass of neon is 20.2 u, and that of krypton is 83.8 u.