Do Now Quiz 9

Adding mass to a moving cart increases the (blank) of the cart.

• kinetic energy

• speed

• direction

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

NGSS.MS-PS3-4

Adding speed to a moving cart increases its

• kinetic energy

• elastic limit

• breaking point

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Cart A and cart B are identical. Cart A collides with cart B. Which cart has more force applied to it?

• Cart B gets more force than Cart A

• Cart A gets more force than Cart B

• Cart A and Cart B receive the same amount of force

Tags

NGSS.MS-PS2-1

What could you do to reduce the peak force of a collision between two carts?

• slow one down

• take out the weights

• reduce the speed or reduce the mass

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The more kinetic energy in a system (cart a, cart b, track) the greater the force applied to BOTH of the carts.

• true

• false

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The more (blank blank) that objects in a system have, the greater the peak forces they can produce in a collision.

• thermal energy

• kinetic energy

• peak force

• potential energy

• free body

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A mother and young son are sledding from the top of a hill. Which one has more mass?

• mother

• young son

• they have the same mass

A mother and young son are sledding from the top of a hill. Which one will have more kinetic energy?

• mother

• young son

• they have the same kinetic energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

A mother and young son are sledding from the top of a hill. Which one will reach the bottom of the hill faster?

• mother

• young son

• they will reach the bottom of the hill at the same time

Tags

NGSS.MS-PS3-1

NGSS.MS-PS2-2

NGSS.MS-PS3-2

Based on the arrows, which scenario has the greatest peak forces?

• A

• B

• C

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2