Forces

If an object is stationary (not moving) the forces acting upon it are _____________

• unbalanced
• weak
• balanced
• Hulk Smash!

Tags

NGSS.MS-PS2-2

The force that pulls things toward earth.

• Speed
• Gravity

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NGSS.5-PS2-1

Which one is balanced?

• top
• bottom
• both

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NGSS.3-PS2-1

With unbalanced forces, the object will move in the direction of the _______ force.

• larger 
• smaller 
• equal 
• cannot be determined

Tags

NGSS.MS-PS2-2

An _______ force must act on an object for it to CHANGE it's motion

• balanced
• unbalanced
• gravitational
• electrical

Tags

NGSS.MS-PS2-2

Jupiter has about 317 times more mass than Earth. What can you infer from this fact? 

• That Jupiter’s gravitational force is much weaker than on Earth’s gravitational force.
• That Jupiter’s gravitational force is much stronger than Earth’s gravitational force.
• That Jupiter’s and Earth’s gravitational forces are equal.
• Mass has no effect on the gravitational force between two objects

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NGSS.MS-PS2-4

What is defined as a push or pull?

• force

• motion

• vector

• speed

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

This type of force resists motion between two surfaces that are pressed together

• contact

• gravity

• friction

If the net force is equal to zero, the forces acting on the object are

• balanced

• unbalanced

Tags

NGSS.MS-PS2-2

Balanced forces do not change the objects speed or 

• direction
• distance 
• time
• mass

Tags

NGSS.MS-PS2-2