7.7D Balanced and Unbalanced Forces

7.7D Balanced and Unbalanced Forces

By Mark Palmer

​Complete the notes and answer the questions

Dropdown

An object in motion stays in ​

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and an object at rest stays at ​

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unless acted on by an outside ​

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.

Multiple Choice

The law of inertia (Newton’s First Law) applies

• to both moving and nonmoving objects
• only to moving objects
• only to objects that are not moving

Dropdown

Forces acting in the same direction are ​

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.

Forces acting in opposing directions are ​

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.

Dropdown

The forces acting on the cart are ​

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, causing the cart to move to the ​

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_​

Dropdown

The forces acting on the cart are ​

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, causing the cart to ​ ​

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__​

Multiple Choice

What is the net force?

• 5 N
• 45 N to the left
• 5 N to the right
• 45 N to the right
• 5 N to the left

Multiple Choice

What is the net force?

• 17 N Right
• 3 N Right
• 3 N Left
• 17 N Left

Dropdown

Balanced Net Force ​

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0 N

Unbalanced Net Force ​

Select answer

0 N

Categorize

Options (10)

$$Net\ Force\ =\ 0\ N$$  

$$Net\ Force\ \ne\ 0\ N$$  

No Acceleration

Yes Acceleration

speed constant

direction constant

speed changes

direction changes

Equal Forces

Forces not equal

match

Balanced Forces

Unbalanced Forces