Unit 9 - Force and Motion (Part I and II)

When entering distance and time into the calculator, which number is entered first?

• The bigger number
• The first number in the question
• The small number
• The distance

If the forces acting on an object are unbalanced, which of the following is the object NOT likely to be experiencing?

• Acceleration (speeding up)
• Deceleration (slowing down)
• A change in direction
• Constant speed and direction 

Tags

NGSS.MS-PS2-2

If the forces acting on an object are balanced, which of the following is the object likely to be experiencing?

• Acceleration (speeding up)
• Deceleration (slowing down)
• A change in direction
• A constant speed and direction

What is the speed of an object that travels 75 meters in 60 seconds?

• 1.25 m/s
• 0.8 m/s
• 4500 m/s
• 135 m/s

In order for something to be at rest what kind of forces does the object need acting on it?

• Balanced forces
• Unbalanced forces
• No forces acting on it
• Forces in only 1 direction

If an object has balanced forces acting on it, then it will not move. 

• True
• False

Tags

NGSS.HS-PS2-1

Which of the following cars would have unbalanced forces acting on it? 

• A car moving 0mph 
• A car moving 10mph North
• A car moving 120mph West
• A car moving 12mph while turning

Tags

NGSS.MS-PS2-2

Calculate the average speed.

• 7.50 m/s
• 5.00 m/s
• 0.13 m/s
• 0.20 m/s

Tags

NGSS.MS-PS3-1

Convert 105 minutes to hours. 

• 6300 hrs
• 1.75 hrs
• 1.45 hrs
• 0.57 hrs

What is this graph showing? 

• An increasing speed (acceleration)
• An object getting further away at a constant speed
• A constant acceleration
• An object traveling up a steep slope

Tags

NGSS.MS-PS3-1