Unit #1:
What is Science? Standards and Measurements.
Unit #2:
Types and States of Matter.
Unit#3: Atoms,Periodic Table and Radioactivity.
Unit #4: Interaction of Matter.
Wildcard!
100
How is it called when something liquid becomes a gas?
Evaporation.
100
What is Matter?
Anything that has mass and takes up space.
100
What is the atomic number for carbon?
6.
100
What are mixtures?
Two or more substances that are not chemically combined with each other and can be separated.
100
Which is the biggest desert in the World?
Sahara Desert.
200
what is 100km in meters?
100000
200
Which are the three states of matter?
Gas,Liquid,Solid.
200
How is it called when you read the periodic table from left to right?
Periods.
200
Difference between heterogenous and homogenous.
Heterogenous are not the same physically,but homogenous is the same.
200
What percentage of the world is land?
30%
300
what is the formulsa for density??
d=m/v
300
What is the relationship between the freezing and the melting point of a substance?
They are both the same.
300
How many elements are in the periodic table?
103.
300
What is a solution and give and example.
A special kind of mixture where one substance disolves into the other one. Example: Dissolving salt in water.
300
When did the first gas station was open?
In 1897.
400
what is 100000000 mm in cm??
100000 cm.
400
What is one difference betwen liquids and gases?
Liquid do not change volume,but gases do.
400
What is the atomic mass number?
It is the addition of protons and neutrons.
400
Give and example of a homogenous and a Heterogenous mixture.
Heterogenous: Chips Ahoy. Homogenous: Kool-Aid.
500
what is 10000000000000 mL in Liters??
10000000000L
500
What two variables are related to Boyle's law?
Boyle's law relates pressure and volume.
500
Name two types of Metals found in the Periodic Table.
Alkali metals,Alkaline-earth metals,Transition metals and Other metals.
500
Example of plasma?
stars
500
What percentage of the world is national parks?
5%
M
e
n
u