When a light beam reflects from a plane mirror, how do you measure the angle of incidence

A 1500 kg roller coaster train is at rest at the top of a 65 m drop before it begins to travel down the hill. At the bottom of the hill how fast is the train moving?

In addition to an all-round white light, what light (s) must power-driven vessels less than 65.6 feet (20 meters) long exhibit when underway between sunset and sunrise?

Janis volunteered to participate in a psychology experiment. When she arrives at the lab a lab assistant standing on the other side of a counter greets her. The lab assistant explains the informed consent procedure and asks her to sign the form.

Round 432.8 hundred into to the nearest whole number

Which of the following is a characteristic of sexually active teens? Group of answer choices single and step-parent families poor school performance same-sex parents A and B are correct A, B, and C are correct

The force exerted by the wind on the sails of a sailboat is 360 N north. The water exerts a force of 170 N east. If the boat (including its crew) has a mass of 310 kg, what are the magnitude and direction of its acceleration?

Explains why gravitational forces decrease in strength as distance increases.

What net force would be needed to accelerate and object with a mass of 2kg to 100m/s?

When returning from sea a green navigational buoy should be passed in what manner?

A car has an initial velocity of 11.2 m / sec. the car accelerates at 10.0 m / s2 for 8.0 seconds. what is the velocity of the car at the end of the 8.0 seconds?