force and motion

What is the net force?

• 40 N left
• 0 N Balalnced
• 400 N right
• 40 N right

Tags

NGSS.MS-PS2-2

What is the net force

• 10 N
• 0 N
• 25 N
• 1 N

Tags

NGSS.MS-PS2-2

Forces that have a net force that is not zero.

• Balanced force
• Unbalanced force

Tags

NGSS.MS-PS2-2

Which way is the object moving?

• It is not or moving at a constant speed
• moving to the right
• moving to the left
• going up

Which is moving at a constant speed or not at all?

• a
• b
• c
• d

Tags

NGSS.MS-PS3-1

Which is moving up?

• a & b
• b
• b & c
• d

Tags

NGSS.MS-PS2-2

What is the net force in this picture?

• 50 Newtons to the right
• 950 Newtons to the right
• 950 Newtons to the left
• 50 Newtons to the left

Tags

NGSS.MS-PS2-2

When a bird flies, its wings push air downward. As a result the air pushes back upward on the bird. Which law of motion most applies to the way the wings of a bird beat? 

• Every action has an equal and opposite reaction
• The rate of acceleration of an object depends on the amount of force applied.
• Objects in motion tend to remain in motion until acted upon by an another force. 
• Force is defined by mass times acceleration

A lamp sitting on a table is demonstrating Newton's ___ Law.

• 1st

• 2nd

• 3rd

• 4th

Tags

NGSS.MS-PS2-1

Newton's 3rd Law states that for ever action there is an equal and opposite ________.

• reaction

• satisfaction

• fraction

• transaction

Tags

NGSS.MS-PS2-1