An object moving with constant acceleration near the surface of the earth is influenced by...

A. a constant net force
B. zero net force
C. no forces
D. cannot be determined without more information

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.

1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?

How to tell if two objects are in thermal equilibrium 1.the objects have the same temperature 2.the objects are the same size 3.the objects are touching each other 4.the objects temperatures are changing