WorksheetsTypes of matter-17-18 Chapter 7
Total questions: 25
Worksheet time: 6mins
What are the 3 states of matter?
Cupcake, steam, and water
Ice, gas, and solid
Solid, liquid, and gas
Solid, gas, and H2O
What is an example of a solid?
Slime
Tin water bottle
Gasoline
H2O
Who invented the period table?
Carly Cooper
Betsy Ross
Albert Instein
Dmitri Mendeleev
What is the definition of a heterogeneous mixture?
Trail mix : pretzels, m and m's, almonds, raisins, and peanuts
It is a separated particle that is big enough to see
It is a mixture that has small particles that is to tiny to see
all of the above
What is an example of a gas? Mark all that apply.
Steam
gasoline
Smoke
all that are above
What is the definition of a suspension?
It is a mixture whose particles settle and separate within a few hours
Vinegar and water
It is a mixture
A bridge
What does a solute do?
Solute get dissolved
Solute does the dissolving
Breaks down things
Sucks up water
Small particles that has the properties of an element is?
A molecule
A gas
An atom
A solute
Are elements simple substances that combine to make all other substances or a substance that cannot be further simplified?
Molecules
Atom
None
both
What is a compound?
It results in a new substance
A compound is formed when the atoms of 2 or more elements combine
It's a mixture of 2 things
Particles that are combined
Why do metals rust?
Iron is in most metals and because of the water and heat/humidity
H2O rusts things when in the sun
Because water from the sea has small particles of salt
The sun heats the water causing the water to rust
Why do compound happen
It results in an elements
It results in a new substance.
It results in a solid
It results in rain
What do you call columns in the periodic table?
Periodic groups and seats
Periodic rows and family's
rows and groups
Groups and family's
What is a chemical formula for sugar?
C6H12O6
CO2
P3G4T7
H2OCOD
What is the chemical formula for carbon dioxide?
C6O12
H2O
CO2
A12
What is the chemical formula for water?
P3D4H
CD2
COD
H2O
What is the formula for HCO
Hydrogen dioxide
Bicarbonate or hydrogen carbonate
H2O+salt
Sugar=carbon dioxide+ salt+ HCO
What is the definition for subscript?
A subscript indicates the number of atoms that have combine
Numbers combine to make the atoms stick together
images begging to help with the atoms to subscript numbers
Combine the numbers too make a subscript
What happens when you have potassium compound?
Pink flames
you get H2O
You get violet flames
You get green flames
What 2 elements make up about 99% of Earth's atmosphere?
Nitrogen and oxygen
Hydrogen and carbon
air and space
Oxygen and gases
When was the periodic table invented?
1900's
1800's
1794
1600's
What happens when you have sodium compounds?
You get hot pink flames
You get blue flames
You get nothing but flames
You get bright yellow flames
What happens when you have strontium compounds
You get yellow flames
You get green flames
You get pink flames
You get blue flames
Where does most of are water come from?
Lakes, rivers, and 8oceans
H2O
Water
Earth's water
The acient Greek's chose 4 simple substances called elements. What are the substances they picked?
Air, fire, water, earth
Carbon, oxygen, lead, hydrogen
Helium, carbon, air, H2O
dirt, mud, water, sugar
