Conceptual Physics Ch. 2 Review

What is the net force?
5N to the right, 5N to the left

• 0N
• 2N to the right
• 2N to the left
• 10N to the right

Tags

NGSS.MS-PS2-2

What is the net force?
4N to the right, 6N to the left

• 0N
• 2N to the right
• 2N to the left
• 10N to the right

Tags

NGSS.MS-PS2-2

What is the net force?
7N to the right, 5N to the left

• 0N
• 2N to the right
• 2N to the left
• 10N to the right

What is the net force?
6N to the right, 4N to the right

• 0N
• 2N to the right
• 2N to the left
• 10N to the right

Vector or Scalar? 
45N to right

• Vector
• Scalar

Vector or Scalar? 
75mph

• Vector
• Scalar

What forces are acting on a book on a table? 

• upward force of table
• downward force of gravity
• both of these
• none of these

When an object is at rest on a horizontal surface we can say that...

• the support force is equal to the weight
• the support force is less than the weight
• the support force is greater that the weight

If a desk is pushed at a constant speed across the floor, then the friction force is equal and opposite to the pushing force. 

• True
• Fasle

Tags

NGSS.MS-PS2-1

Objects at rest experience ____ equilibrium. 

• static
• dynamic