What is the direction of the centripetal force when applied to an object?

the direction opposite to the object's velocity

the same direction as the object's velocity

perpendicular to an object's motion

parallel with an object's motion

When a pigment molecule in a light-harvesting complex absorbs a photon of light, what happens to its excited-state electron? when a pigment molecule in a light-harvesting complex absorbs a photon of light, what happens to its excited-state electron?

What is atmospheric perspective? a. the effect produced by rounding objects to appear three-dimensional. b. the effect produced by techniques that make objects appear to go back into the distance, creating a realistic look. c.

Can a car with a mass of 1,700 kg have the same momentum (or more) as a tractor trailer that has a mass of 22,000 kg and is moving at 5 m/s?

What is seven multiplied by seven plus 45?

An archer fires an arrow straight up into the air with a speed vo = 42 m/s. Neglect air resistance. 1. Find the maximum height h reached by the arrow, in meters. 2.

What is the difference between low back and high back seat covers?

What happens to the resistance of a wire as its length increases? A. The resistance decreases. B. The resistance is not affected by a change in wire length. C. The resistance alternates between high and low values. D. The resistance increases.

What happens when an ionic compound is melted? a. It turns into a gas b. It loses its charge c. It forms crystals d. It conducts electricity

A book has a mass of 50 grams and an acceleration of 5 m/s/s. What is the force on the book? 220 N 20 N 250 N 10 N

A ball is tied to the end of a cable of negligible mass. The ball is spun in a circle with a radius 2.00 m making 0.700 revolutions per second. What is the centripetal acceleration of the ball?