Newton's First law of Motion

Megan jumps on top of her desk because she is terrified of a spider she sees. When she jumped, Megan put herself into __________________

• Motion

• Physics

• Rest

The tendency of an object to do nothing or stay the same

• Velocity

• Speed

• Inertia

• Newton

Peter decides to be a bad little boy, and drives his mom’s car North at 85 miles/hour. What physics concept is underlined?

• Inertia

• Relative motion

• Velocity

• Speed

Luckily, Peter paid attention in Miss Gilleylen’s science class, and remembers that he needs to slow the car down before turning onto a new street. What term explains why he needs to slow down before changing the direction he drives?

• Inertia

• Fear

• Speed

• Acceleration

speed and direction

• Velocity

• Speed

• Newton

• Isaac

Forces that cause a change in the motion of an object are _______________________

• balanced forces

• unbalanced forces

• negative forces

• stable forces

Unfortunately, Peter is pulled over by a police officer because the officer notices that he is too small to be driving a car. After he stops the car, the car is ________________.

• In motion

• at rest

• speeding away

Melissa sees a soccer ball, and decides to kick it to put it into motion. According to Newton’s 1st Law, what kind of force did Melissa use to move the ball?

• Balanced

• Unbalanced

• Strong

• Negative

6 Red and 6 White are participating in game of tug of war. They begin but the rope is not moving toward either side. What kind of force is this an example of?

• Balanced

• Unbalanced

• Strong

• Negative

An object has more inertia if it has a higher ___________________.

• Speed

• Mass

• Motion

• velocity