Science: Matter and Energy FLASHCARD 5 (Sect. 3.1-3.2)

Front

When Olivia presses the accelerator in her car and the car speeds up, this change in velocity is called __?__.

Back

acceleration

Front

SI unit of force applied by Olivia when pushing a box across the floor?

Back

newton

Front

The space relative to which Hannah measures the train's motion is called a(n) __?__.

Back

frame of reference

Front

Type of diagram representing forces on a car moving down a hill without considering causes or reaction forces.

Back

free-body

Front

Force needed to accelerate a 2.5 kg box at 3.0 m/s²?

Back

7.5 N

Front

A person is pushing a 50. kg box to the right with a force of 185 N. A frictional force of 175 N pushes the box left, giving a net force of 10. N. What is the box’s magnitude of acceleration?

Back

0.20 m/s²

Front

When Mia presses the gas pedal in her car and the car speeds up, this change in velocity is called ___?

Back

acceleration

Front

SI unit of force

Back

newton

Front

The space relative to which motion is measured is called a(n) ___?

Back

frame of reference

Front

When Luna analyzes the forces acting on a box she is pushing, without considering what causes those forces or any reaction forces, she is drawing a ___ diagram.

Back

free-body