Thermal Energy

In order to change the movement of particles, ​ (a)   energy must be ​ (b)   or ​ (c)   to change the movement of particles.

• thermal

• added

• removed

• kinetic

• potential

• static

• outside

• inside

Tags

NGSS.MS-PS1-4

Adding thermal energy the particle of matter ______ and ________?

• stay the same and contract

• move faster and spread apart

• vibrate less and become denser

• move slower and clump together

Tags

NGSS.MS-PS1-4

When removing thermal energy the particles _______ and _______.

• increase and move faster

• contract/come together and slow down

• remain the same and vibrate

• expand and heat up

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is thermal equilibrium?

• When two objects reach the same color

• When two objects reach the same temperature

• When two objects exchange particles

• When two objects repel each other

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Thermal equilibrium is when ______ meets ______ the heat transfers and both substance become the same temperature.

• cool, warm

• cool, cool

• heat, heat

• warm, cool

Tags

NGSS.MS-PS3-5

The _____ in the size of an object when its is _______ is called contraction of matter.

• decrease; cooled

• decrease; expanded

• no change; frozen

• increase; heated

Tags

NGSS.MS-PS1-4

In solids as the temperature ​ (a)   the molecules vibrate more vigorously and this pushed the atoms further apart.

• increases

• decreases

• stays constant

• reaches a maximum

Tags

NGSS.MS-PS1-4

Liquids when heated the molecules have _____ energy and move more ______ causing the molecules to have greater freedom and move over a great volume.

• equal; erratically

• lower; steadily

• less; slowly

• more; vigorously

Tags

NGSS.MS-PS1-4

The volume of the gas _______ with increasing temperatures.

• remains constant

• decreases

• increases

• fluctuates

Tags

NGSS.MS-PS1-4

When liquids are cooled the molecules have ​ (a)   energy and move ​ (b)   together causing the volume of the liquid to ​ (c)   .

• less

• closer

• contract

• more

• further

• move apart

Tags

NGSS.MS-PS1-4