Which of the following items has the least inertia while at rest?

A. airplane

B. penny

C. frog

D. dog

When an atoms blank become blank, the atom becomes blank

If two buses travel at a speed of 30, do tthey have the same velocities

Consider the following controls in an automobile in motion : gas pedal, brake, steering wheel. what are the controls in this list that cause an acceleration of the car?

Given a graph of velocity v. Time, what does a horizontal line represent?

before colliding, the momentum of block a is + 15.0 kg (m/s) and block b - 35.0kg (m/s). after block a has a momentum of - 12.0kg (m/s). what is the momentum of block b afterwards?

How many earth years does it take mars to orbit the sun

Which represents a system that is almost completely closed?

If many household substances classify as acids or bases what is the ph scale

A protostar forms once the nebular cloud condenses and the core begins

How do whales bats and dolphins use echolocation? A To scare away predators B To attract mates C To orient them selves and find food D To tell animals of there species where they are