1.1 Gravity & Friction

The attractive force that exists between all objects that have mass

• Weight

• Gravity

• Mass

• Magnetism

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Any object with mass has gravity.

• True
• False

Tags

NGSS.MS-PS2-4

As distance between two objects increase the pull of gravity 

• Increases
• Decreases

A person would weigh less on on the Moon than on the Earth because . . .

• Moon has more mass, and therefore more gravity
• Moon has less mass, and therefore more gravity
• Moon has more mass, and therefore less gravity
• Moon has less mass and therefore less gravity

Tags

NGSS.MS-PS2-4

leaves blowing in the wind is an example of a

• contact force

• noncontact force

Tags

NGSS.MS-PS2-5

NGSS.MS-PS3-2

magnet attracting a nail

• contact

• noncontact

Tags

NGSS.MS-PS2-5

a leaf falling from a tree

• contact

• noncontact

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

NGSS.MS-PS3-5

lightning going through the sky

• contact

• noncontact

Tags

NGSS.MS-PS2-5

a bat hitting a baseball

• contact

• noncontact

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

pushing in a chair

• contact

• noncontact

Tags

NGSS.3-PS2-1

NGSS.3-PS2-2