Science Chapter 1 Forces and Motion

Which of the following ways are used to measure motion?

• distance, speed, time and direction

• prediction, distance, speed and time

Tags

NGSS.MS-PS3-1

If a woman pushes a stroller with a large force, the stroller will move _______.

• fast

• slow

Tags

NGSS.3-PS2-1

NGSS.3-PS2-2

A force is _____________.

• to push away

• a pull between two objects

• the amount of gravity between two objects

• a push or a pull

A force that occurs when one object rubs against another is called _____________.

• friction

• position

Balanced forces cancel out each other when acting on a single object.

• True

• False

Tags

NGSS.HS-PS2-1

An object that is in motion has __________________ forces acting on it.

• balanced

• unbalanced

Tags

NGSS.3-PS2-1

Which force slows a basketball as it rolls over a flat surface?

• gravity

• friction

By using measurements of motion, you can predict future motions.  For example, if you watch someone on the swing, you can predict when he or she will change direction.  

• True

• False

If a ball is moving in a zigzag pattern, you need it to go straight to reach the goal.  How do you change the ball’s motion?

• Leave it alone, it will go straight when I want it to.

• I will need to change the force placed upon the ball to change the direction of the ball.

Tags

NGSS.MS-PS2-2

_______________ is the amount of space between two objects.

• distance

• direction