An elevator is accelerating upwards at 3m/s. It has a mass of 300k. What is the net force (in Newton's) in the y-direction

A student new to the study of hearing wanted to determine the ability of listeners to determine the difference in the duration of two tones as a means to study temporal discrimination.

A 28.6-kg sled is being pulled across a horizontal surface at a constant velocity. The pulling force has a magnitude of 77.3 N and is directed at an angle of 24 ° above the horizontal. Determine the coefficient of kinetic friction.

The temperature of a liquid is 75°F. What is its temperature in °C? (°C = (°F - 32) x 5/9 and °F = °C x 9/5 + 32) A. 75°C B. 348°C C. 24°C D. 167°C

According to Newton's first law, which characteristic of a moving object would remain constant if there were no other forces acting on it? size mass shape speed

The decibel scale is used to measure the perceived loudness of a sound. a. True b. False

Which part of your ear do sound waves enter through?

Why do scientist use different types of models to represent compounds

Electronic signals that pulse current in a series of ones and zeros are known as

If there is a big mass, it would need a stronger force to accelerate it. Which law does this describe?

List 3 quantities of waves.