Grade

What pulls a ball back to earth?

• Gas

• Gravity

• Friction

• Molecules

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Why is it harder for the boy in Image B to get down the hill?

• Motion

• Friction

• Work

• Displacement

What is the unit to MEASURE force?

• Kilogram

• Meter

• Pascal

• Newton

What is this tool?

• meter stick

• hammer

• spring scale

• thermometer

Tags

NGSS.MS-PS2-2

Which surface would have the least amount of friction?

• A road

• A carpet

• An ice skating ring

• Astro turff

What is force?

• A force is a push or a pull upon an object resulting from the object's interaction with another object.

• The rate at which an object changes its velocity.

• It is the amount of space between two points.

• It is Superman's power

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

How are gravity and magnetism similar?

• They are not similar at all

• They push objects away

• They float and sink

• They pull objects towards each other

Tags

NGSS.MS-PS2-4

When an object is in motion, what has changed?

• The object's features

• The object's magnets

• The object's position

• The object's friction

If I drop 4 objects of different weights from various heights, which object will experience the highest gravitational force?

• the object with the largest size

• the object with the smallest size

• the object with the largest mass

• the object with the smallest mass

Tags

NGSS.MS-PS2-4

A student wanted to know if the mass of an object would effect how fast it fell. To conduct an accurate experiment from different heights, which TWO tools would they need.

• meter stick and graduated cylinder

• thermometer and balance

• triple beam balance and meter stick

• graduated cylinder and thermometer

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1