Inv 5 - Chemical Interactions

A closed container of water is kept at a constant temp ... which statement is true?

• average kinetic energy particles stays the same

• average kinetic energy particles increases

• average kinetic energy particles decreases

• particles stop moving

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

Water at 22 degrees is put in ice at 0 degrees. Which way does energy transfer?

• from the ice to the water

• from the water to the ice

• kinetic energy stays the same

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

NGSS.MS-PS3-5

If you put ice at 0 degrees into an -80 degree freezer, which of the following is true?

• energy transfers from ice to freezer

• ice and freezer are at equilibrium

• energy transfers from freezer to ice

• particles quit moving

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

NGSS.MS-PS3-5

A bottle of warm air is put into ice water. What happens to the temperature of the air?

• the air gets warmer

• the air gets colder

• the air freezes

• the air stays the same

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

a bottle of warm air is put into ice water

• kinetic energy flows from the air to the ice

• kinetic energy does not change

• the bottle is at equilibrium

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

NGSS.MS-PS3-5

what happens when cold milk is poured into hot chocolate?

• energy flows from the chocolate to the milk

• energy flows from the milk to the chocolate

• the kinetic energy of the milk increases

• the kinetic energy of the chocolate increases

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Fast Particle A and Slow Particle B collide - which particle has more kinetic energy before collision?

• A

• B

• they have the same

• what is kinetic energy?

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

NGSS.MS-PS3-1

Fast Particle A and Slow Particle B collide - what happens to kinetic energy?

• energy transfers to A

• energy transfers to B

• energy transfers to A and B

• energy transfer doesn't occur

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Fast Particle A and Slow Particle B collide - what happens to the speed of A?

• it increases

• it decreases

• it stays the same

• it stops moving

Tags

NGSS.MS-PS2-1

Fast Particle A and Slow Particle B collide - what happens to the speed of B?

• it increases

• it decreases

• it stays the same

• it stops moving

Tags

NGSS.MS-PS2-1