Mr Matthew Friction, gravity and balance forces

What is gravity?

• A force
• Energy
• A push
• All of them

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Without gravity we would________. 

• Float away
• Stay in the ground
• Nothing would happen.
• I don't know

Tags

NGSS.5-PS2-1

Why a ball falls to the ground?

• Earth's force of gravity is GREATER than the ball's, so the ball gets attracted to the ground. 
• Earth's force of gravity is LESS than the ball's, so the ball gets attracted to the ground. 

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

What is mass?

• How much MATTER makes up an object.
• How much GRAVITY is pulling an object.

Tags

CCSS.3.MD.A.2

Where would you weight more, on Earth or on the Moon?

• Earth
• Moon

Tags

NGSS.MS-PS2-4

George holds a magnet above a pile of paper clips. The paper clips move toward the magnet and stick to it before the magnet actually touches it.

A magnet is surrounded by _______, which applies a push or a pull to an object without actually touching it.

• a simple machine

• an electric current

• generator

• magnetic field

Which objects have a STRONG force of gravity?

• Objects with GREATER mass, like elephants
• Objects with LESS mass, like mice

Tags

NGSS.MS-PS2-4

If each object has the same mass, which pair has the strongest gravitational attraction?

• The first, because it appears to weigh the most.
• The first, because the arrows are thickest.
• The  second, because it has an even balance of weight and distance.
• The first, because the objects are closest together.

What is force?

• A push exerted on an object
• A push or pull exerted on an object
• A pull exerted on an object
• Nothing

What is the net force?

• 5000 N right
• 4000 N right
• 40 N left
• 4000 N left

Tags

NGSS.MS-PS2-2