I would tell an element joke but all the good ones ARGON
100
This is anything that has mass and takes us space.. Examples include plastic, metal, wood, glass, paper and air...
What is matter?
100
This is the amount of matter in an object
What is mass?
Bonus: How is mass different from weight?
100
This is the basic particle from which all elements are made.
What is an atom?
Fun Fact: We've known about atoms since the 1800's
100
This is the force that holds two atoms together. An example is water which is two hydrogen atoms bonded with one oxygen atom.
What is a chemical bond?
100
This is a pure substance that cannot be broken down into any chemical or physical means.
Ex) Hydrogen, Gold, Boron
What is an element?
200
Which is a physical property?
a) Color
b) Ability to Burn
c) Ability to Rust
What is color?
200
You would use the unit cm3 to measure
a) length
b) volume
c) mass
What is volume?
Volume = L x W x H
200
When atoms combine they form this, which is a force of attraction between two atoms.
What is a chemical bond?
200
TRUE or FALSE: A compound has different properties from the elements that it is made up of.
What is TRUE.
Ex) Table Sugar (C12 H22 O11) does not look like the elements would look like separately.
200
Give an example of something that we use or is made up of elements that you are familiar with.
Possible answers:
Aluminum...Like the foil. Also used to make furniture.
Pennies made from zinc (inside) and copper (outside)
We breath oxygen and nitrogen
300
Every form of matter has TWO kinds of properties. What are they?
Physical and chemical properties?
300
Water that starts from a liquid and then is frozen into ice is an example of a
a) physical property
b) chemical property
What is a physical property?
Bonus: Give me an example of a chemical property.
300
This is a group of two or more atoms held together by a chemical bond.
What is a molecule?
Ex) Water (2 Hydrogen Atoms, One Oxygen Atom)
Carbon Dioxide (Two Oxygen Atoms, One Carbon)
300
TRUE of FALSE: Parts of a mixture can be separated.
What is TRUE.
Ex) Dirt
300
Plants make a sugar compound with the formula C6 H12 06. What elements make up this compound?
What is Carbon, Hydrogen, and Oxygen?
400
What is an example of a chemical change?
a) burning wood
b) freezing water
c) bending a paperclip
What is burning wood?
400
A solution is an example of a
a) heterogeneous mixture
b) homogeneous mixture
What is a homogeneous mixture?
Examples?
400
Why would it be correct to say that seawater is a mixture?
A mixture contains two or more pure substances. Sea water contains water and salt (and other stuff).
400
In this type of mixture you can see the different parts
What is a heterogeneous mixture?
400
Some months have 31 days. Some months, like November, have 30 days. How many months have 28 days?
What is 12?
500
This is the STUDY of the properties of matter and how matter changes.
What is Chemistry?
500
DAILY DOUBLE: The prefix "Homo" comes from the Greek word homos, which means....
What is "the same?"
500
Suppose you stir in a little baking soda into water until the water look clear again. How would you prove to someone that the clear material is a solution (two or more substances), not a compound (a pure substance)?
Boil it until the water evaporates completely.
500
Give two examples of a homogeneous mixtures.
Answers may vary
500
Around 450 B.C., a Greek philosopher named Empedocles proposed that all matter was made of these FOUR elements.
What is earth, wind, water, and fire.
Musical Bonus: Who sings this song?