Which State am I?
My molecules move (vibrate) VERY slowly.
Solid
All matter is made up of ________
particles
The change of state that changes a liquid to a solid
solidifying
How many layers does the earth have?
4
What part of the earth's crust has the highest risk for volcanoes and earthquakes?
Pacific ring of fire
I have a fixed volume but no fixed shape. Name the state of matter.
Liquid
A pure type of solid liquid or gas
substance
changing a solid to a liquid
melting
What is the thickest layer of the earth?
The core
What is the difference between magma and lava
Magma is what we call it in the mantle, it is called lava once it reaches the surface
My particles are NOT packed in a regular pattern
liquid
Solids that are similar to liquids are called _______
powders
What two substances do we need to form rust?
water and oxygen
What layer is made of magma?
mantle
A composite volcano is made of layer of ______ and _____
ash and lava
I have a fixed volume and a fixed shape
solid
the tiny pieces of a powder are called ___________
grains
What happens when two substances react?
they create a new substance
Is the crust the internal or external structure of the earth?
external
What causes a tsunami?
earthquakes or volcanic eruption in the ocean
I cannot be squished or compressed. Name the state of matter.
Solid and Liquid
Describe how powders behave like liquids
Powders can flow and be poured like liquids and can take the shape of their container
Name 5 examples of a chemical reaction
baking a cake, breathing, rust, glass, cooking etc
Why is the inner core solid?
The pressure of all the other layers forces the liquid metal back to solid state
Describe the difference between the epicenter and focus of an earthquake
The focus is the point where the energy of an earthquake starts in the crust and the epicenter is the point directly above the focus on the surface that feels the most energy from the quake.