If you hold a 50 kilogram barbell above your head for 3 seconds and

the acceleration due to gravity is 9.8 meters per second per second, how

much work did you do?

OA) OJ

OB) 150 kg s

OC) 490 N

OD 1,470 NS

What is a loose icy body with a long narrow orbit?

You are doing an experiment to determine how many passengers would fit into a full-sized plane. If a scale model plane has space for 87 scaled down passengers, how many would fit into the actual plane? A. 87 B. 870 C. 44 D. 9

When the driver touches A Car steering wheel on a hot day heat is transferred to the driver's Hands by

The frequency of the lowest sound that the normal human ear can perceive ranges between 16 and 20 hertz. a. True b. False

An ideal gas at 25.8°C and a pressure 1.20 x 10^5 Pa is in a container having a volume of 1.00 L. (a) Determine the number of moles of gas in the container.

What characteristic of a planet determines the acceleration due to gravity on it?

Which set of terms best defines what affects kinetic energy and potential energy, respectively? position, gravity gravity, position velocity, height height, velocity

You are operating a powerboat at night. You see green and white lights on another boat. What should you do?

How does Newton's second law apply to an "Egg Drop" experiment?

A 4.0-n puck is traveling at 3.0 m/s. it strikes an 8.0-n puck, which is stationary. the two pucks stick together. their common final speed is: