Find the weight density 1.00 qt. of liquid weighing 4.00 lb.

Suppose the sun was replaced by a star that had twice as much mass. How would the gravitational force between the sun and its planets change? A. The gravitational force would stay the same. B. The gravitational force would be half as large. C.

Which type of simple machine reduces the amount of input force needed?

An ideal gas system undergoes an isovolumetric process in which 20 J of energy is added as heat to the gas. What is the change in the system's internal energy? -20 J 0Ј 5J 20 J

1. A force that pushes forward on an object speeds the object up. A force that pushes backwards slows the object down. What effect does a force that is perpendicular to the object's motion do?

1. If the wire is disconnected from the battery what two things will happen

How many millimeters are in 8 meters?

Marina has been onboard the research vessel Gustavo, off the coast of Chile, for several weeks now. She is measuring the depth of a very deep trench in the ocean that runs parallel to the coastline.

Carbon dioxide and water molecules in the atmosphere will absorb: a. infrared light. b. visible light. c. ultraviolet light. d. radio waves.

A car travels from town A to town B 70 km east, then to town C 60 km south, and then to town D 150 km west. Determine the resultant displacement of the car?

A person whose mass is 72 kg has a momentum of 700 kg/m/s (E). What velocity must this person be travelling at? (2 sig figs)