What is earth's average distance from the sun called?
a. a parsec
b. a major axis
c. a light-year
d. an astronomical unit

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

An ideal gas is held in a container at constant volume. initially, its temperature is 5 degrees c and its pressure is 1.2 atm. what is its pressure when its temperature is 43 degrees c? answer in units of atm

Abookcase has a mass of 38 kg and the coefficient of friction between it and the floor is 0.82 what is the maximum force of friction between the bookcase and the floor a 372n b 305n c 412n d 449n