1
What type of matter takes the shape of their container?
Liquid
What is the point directly above the earthquake's focus called?
Epicenter
What is the giant wave called that is caused by an undersea earthquake?
Tsunami
What layer is made of melted rock called magma?
Mantle
Give one example of solid that can be poured!
1- Suger
2- Salt
3- Sand
Why do some solids can behave like liquid and be poured?
Because they are made up of lots of very tiny piece or grains, like powder. There is air between the grains, which means that the grains have space to move into.
What are 2 things that help fish adapt to their habitat?
fish have:
1- Gills
2- Fins
Burning wood forms ash and gas.
What kind of a change is this?
Chemical Change
What is one indicator(sign) of Chemical Change?
any of the following:
1- Gas Production
2- Color Change
3- Solid Production
4- Temperature Change
Why is the inner core solid even though it is very hot?
Due to the pressure of all the other layers.
What do we call the process when a substance changes state from liquid to solid or solid to liquid?
Physical Change
What is magma called once it reaches the Earth's surface?
lava
What is the name of the part of the Earth that has a lot of volcanoes?
The Pacific Ring of Fire
What causes a solid to melt into liquid?
Heating
True or False:
A vent is a hole where lava and gases escape during an eruption.
True
Describe the particles of solids!
in solid:
1- The particles are tightly packed together and can't move.
2- They don't change shape until a force is applied.
Which layer of the Earth is the thickest layer?
Core
What causes an earthquake?
An earthquake is caused by the sudden movement of rocks in the Earth's crust.
What happens to particles when a liquid is cooled?
The particle lose heat energy and start to move more slowly. The particle move closer together.
True or False:
Animals and plants cannot survive in environments different from their own.
False
Say if below is chemical change or physical change:
Tearing a piece of paper.
Physical Change
Why is melting ice not a chemical change?
Because only the state of matter changes.
Why do people still live near volcanoes?
Any of the:
1- Fertile Soil
2- Hot underground water
3- Tourist attraction
What are two things that help birds to adapt their habitat?
1- Beak
2- Wings
Name the four layers of the Earth!
- Crust
- Mantle
- Outer Core
- Inner Core