What is a force?

• push

• none

• push or pull

• pull

Tags

NGSS.MS-PS2-1

How can forces affect objects?

• change an object's size

• changes the gravitational pull

• changes speed and direction

• all of the above

Tags

NGSS.MS-PS2-2

Magnetic force is

• a contact force

• when magnets attract

• when magnets repel

• a noncontact force

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

An example of friction is

• a softball player sliding across the clay field to third base

• ice melting

• roller skating on a smooth surface

• balloons sticking to a cat's fur

Tags

NGSS.MS-PS2-2

Which of the following is an example of a noncontact force?

• slapping tables

• falling into a pool

• playing video games

• none of these

Tags

NGSS.MS-PS2-5

Gravity is

• a contact force that pulls objects down

• a force that resists sliding motion

• a noncontact attractive force

• humans walking on Earth

Tags

NGSS.MS-PS2-4

Mass is the amount of _________ in an object.

• weight

• matter

• particles

• atoms

Tags

NGSS.MS-PS1-5

What statement is true based on the image?

• Scenario A has the weakest gravitational pull

• the smaller object has more mass, so it has a stronger gravitational pull on the larger object

• Although the objects are equal in mass in Scenario C, it has the weakest gravitational pull

• Gravity isn't illustrated in any scenario

Tags

NGSS.MS-PS2-4

Any object with mass is attracted to any other object with mass.

• true

• false

Tags

NGSS.MS-PS2-4

The amount of gravitational force between objects depends on the _______ between them and the ______ of each.

• gravity,mass

• distance,mass

• weight,gravity

• distance,gravity

Tags

NGSS.MS-PS2-4