Forces and motion - aqa

Which of these are scalar qualities?

Choose two

• Speed

• Acceleration

• Energy

• Weight

Which of these are vector qualities?

Choose two

• Speed

• Acceleration

• Weight

• Energy

A change in velocity requires the application of a ___________.

• sound

• magnet

• forehead

• force (push or pull)

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-3

The arrows in this diagram represent the sizes of forces acting on a stationary tennis ball. What will happen to the tennis ball?

• It will stay still

• It will start to accelerate upwards

• It will start to accelerate downwards

Which equation best describes Newton's 2nd law of motion?

• A = Fm

• m-Fa

• F=ma

• F=m/a

What is happening at C?

• Stationary
• Accelerating
• Fast steady speed; moving away from the starting position
• Slower steady speed; moving away from the starting position

Tags

CCSS.HSF.IF.B.4

What does this graph represent?

• Constant speed
• Acceleration
• Not moving

Tags

CCSS.8.EE.B.5

How many times does this object STOP moving?

• None
• Once
• Twice
• Three times

Tags

CCSS.HSF.IF.B.4

When something has speed in a certain direction it is called ___________.

• motion
• position
• velocity
• speed

Which law of motion says that you must push or pull objects harder if they have more mass?

• 1st

• 2nd

• 3rd

• 4th