States of Matter
How many states of matter are there?
3
Molecules that are tightly packed create a solid liquid or gas?
Solid
the steam that radiated off our hot chocolate is an example of what state of matter?
gas
What eventually happens if energy is continually removed from a liquid?
it evaporates
Can matter go from a solid to a liquid and then back to a solid?
Yes
Name one of the states of matter
3 answers
Add
What state did the candle start in, and what state did it turn into?
solid to liquid
The ice on my driveway turns to liquid water in the sun. This is an example of?
Melting
Anything that takes up space and has mass is called
Matter
When solids reach their melting point they turn into?
Liquids
Why does ice melt when sitting in the sun
The heat adds energy to the molecules causing them to speed up and break apart
What is density?
The amount of mass in a certain volume
Provide and example of a liquid turning into a solid
many answers
Matter is made up of?
Molecules
When water changes into vapour this is called?
Evaporation
The molecule carbon dioxide is written as CO2. What does the 2 stand for?
Why did the candle turn back into a solid after the flame was extinguished?
the lack of heat caused the molecules to slow down and get closer together forming a solid.
I want to dissolve a cup of sugar into a glass of water. Will my sugar dissolve faster if I use hot or cold water?
Hot.
What is volume?
The amount of space an object can take up.
Which states of matter do not have a definitive shape?
Gas and Liquid
In which state of matter do the particles have the most energy?
gas
Why did the liquids (honey, oil, dishsoap) layer when mixed together?
They all have different densities
Provide an example of a gas turning into a liquid
Many answers
A liquid has a mass that can be measured, true or false?
True