What are the three states of matter?
solid, liquid, and gas
When a solid melts, it... (2 correct answers)
A. changes shape
B. keeps its shape
C. becomes a liquid
A and C
up
What is it called when a solid turns into a liquid?
True or False: A mixture is made up of two or more types of matter?
True
How does the state of matter change when heat is removed from juice?
It goes from a liquid to a solid
To change a solid to a liquid, do you need to add or remove heat?
add
If heat is removed from an apple pie, the temperature of the pie goes...
down
What is it called when a liquid changes to a gas?
evaporation
An architect is a person who _____ buildings?
What happens to water vapor when it cools?
It condensates
To change a liquid to a gas, do you need to remove or add heat?
add
Why does an ice cube melt?
Heat is added, or the temperature goes up
What is it called when a gas turns into a liquid?
condensation
Which of these is a mixture?
The fruit is a mixture because it needs two or more different objects.
What state of matter changes shape but keeps its volume?
liquid
To change a gas to a liquid, do you need to add or remove heat?
remove
If I leave butter out in the sun, it will melt. Why?
Because the sun heats up the butter, the temperature goes up, so it will melt.
What is it called when a liquid changes to a solid?
freezing
Which one of these is an irreversible change?
What state of matter changes shape and changes volume to fill and fit in its container?
gas
To change a liquid to a solid, do you need to add or remove heat?
remove
I put juice in an ice tray in the freezer, and it freezes. Why?
Because the freezer removes heat and the temperature of the juice goes down, it freezes.
What is the scientific name for rain or snow?
precipitation
When does the water cycle end?
never