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states of matter and changing in state

Total questions: 12

Worksheet time: 7mins

Name
Class
Date
1.

which state of matter the picture shows?

a)

liquid

b)

solid

c)

gas

d)

plasma

2.

in which process the substance changes from solid to liquid ?

a)

evaporation

b)

condensation

c)

freezing

d)

melting

3.

in which state of matter the kinetic energy of the particles is the highest?

a)

solid

b)

liquid

c)

gas

4.

When the material gains thermal energy it __________

a)

evaporates

b)

freezes

c)

condenses

d)

melts

5.

which describes the behavior of the particles in a liquid?

a)

they vibrate and stay in their positions

b)

they glide past one another

c)

they spread out to fill the space

d)

they move very fast

6.

when liquids lose thermal energy their particles ________

a)

slow down

b)

speed up

c)

go further

d)

come closer

7.

gases don't have definite shape because_____________

a)

their particles are still

b)

there are large spaces between the particles

c)

the forces among the particles are very weak

d)

they colloid with each others

8.

why do solids have shapes of their own?

a)

because their particles are strongly attached to each others

b)

because they vibrate

c)

because they have large spaces in between

d)

because they are not arranged

9.

the particle model picture can be for ____________

a)

air

b)

marble

c)

milk

d)

table

10.

which process the picture shows?

a)

evaporation

b)

melting

c)

freezing

d)

condensation

11.

when the water vapor condenses ____________ (select all that apply)

a)

its particles lose kinetic energy

b)

its particles come closer

c)

its particles take less space

d)

its particles take more space

12.

liquids and gases are fluids because ___________

a)

their particles don't have spaces

b)

their particles can move

c)

their particles have strong forces in between

d)

their particles spread out