A
Thera are ________ states of matter.
3
This state of matter can not be seen________
Gas
Matter is made up of tinny particles called?
Atoms or molecules
What is the melting point of Ice?
0°C
Which state of matter has definite volume but takes de shape of the container.
Liquid
100°c
Which state of matter has a definite shape, and volume.
Solid
Which of the following is not an example of a physical change?
a)Melting of butter
b)Breaking of glass
c)tearing of paper
d)Burning of paper
d) burning of paper
How are the atoms/molecules in a liquid?
they are closely together but they slide around.
What is filtration?
a)Separating Liquids by boiling
b)separating a solid from a liquid using a filter.
c) separating mixtures by hand
b)separating a solid from a liquid using a filter.
How are the molecules in a solid???
Tightly packed together.
Which state of matter has a definite volume but not a definite shape?
liquid
The solid that dissolves in water is calles?
Solute
What is called when solid turns into a liquid?
Melting
On cooling the movement of particles
a)decreases.
b)Increases
c) stay the same
a) decreases
on heating water changes to?
Gas
____________is the amount of space something takes up.
what can change the physical change of matter?
a) heat b) pressure c) a and b d)nothing
c) a and b
The process of liquid changing to a solid ________
freezing
What is the process go a gas changing directly a solid?
a)sublimation b)evaporation
c)deposition d)melting
c)deposition
What are the properties of a gas
Not definite shape or volume.
The process by which gas changes to a liquid is called?
a) evaporation b) condensation
c)precipitation. d)transpiration
b) condensation
Density
Which state of matter is highly compressible?
A) solid. b)liquid. c)Gas. d)water
c) Gas
What is the process of changing a solid directly into a gas?
a)sublimation. b)Vaporization.
C)Deposition. c)condensation
a) Sublimation