8th Grade Math
7th Grade Math
8th Grade Science
7th Grade Science
7th Grade History
100
8a) What does 54 mean?
5 x 5 x 5 x 5
Multiply the base (5) by itself the number of times the exponent (4) tells you
100
8a)
1. What is probability?
2. How can a probability be written?
8a)
Probability is the chance something will happen or
Probability can be written as
Fractions
Decimals
Percents
Or words like impossible, unlikely, likely or certain
100
6a)
1) What is a mutation?
2)How do mutations affect organisms?
6a)
1) A mutation is a mistake in copying an organism’s DNA. Mutations change an organism’s trait.
2) Mutations are either: harmful, neutral, or will lead to an adaptation.
100
7a)
Why do we test and evaluate prototypes?
7a)
You test and evaluate prototypes to optimize the design solution
(make the design solution better).
100
1B)
What are the four things people look for in a place that is good to settle in?
1B)
The four things they would look for are:
1) Access to fresh water
2) Fertile soil
3) Natural barriers
4) Good weather
200
7d)
What do angles a and b add up to?
Explain why.
What are those 2 angles called?
7d)
180°
Because these two angles make up a straight line and all straight lines are 180°.
Supplementary Angles
200
6a)
What does it mean to solve an equation?
6a)
Isolate the variable, always do the same thing to both sides.
200
5d)
What is a dominant trait?
What is a recessive trait?
5d)
A dominant trait only requires 1 copy of the gene to be expressed (shown)
A recessive trait requires 2 copies of the gene to be expressed (shown)
200
6c)
You put an ice cube in a cup of hot chocolate to cool down. After a couple minutes the ice cube is no longer there.
1.) Is the ice or the hot chocolate losing thermal energy?
2.) Is the ice or the hot chocolate gaining thermal energy?
6c)
1.) The hot chocolate is losing thermal energy, that is why it cools down
2.) The ice is gaining thermal energy, that is why it melts
200
2B)
What are the three philosophies that were born in China after a long period of wars?
2B)
Confucianism, Daoism, Buddhism
300
6g)
How do you find the distance between point K and L?
6g)
1st- Draw a line between point K and L
2nd- Use that line to draw a right triangle
3rd - Count the lengths of the legs
4th - Use the Pythagorean Theorem
300
5c)
What are the rules for ALL multiplying and dividing with negatives?
5c)
MULTIPLY AND DIVIDE NORMALLY
If signs match: POSITIVE
If signs don't match: NEGATIVE
300
4e)
1) What happens to particles when they are heated?
2) What happens to particles when they are cooled?
4e)
1) Particles speed up and spread out when they are heated.
2) Particles slow down and come closer together when they are cooled.
300
5f)
What are two ways to increase the kinetic energy of an object?
5f)
Increase the speed
Increase the mass
300
3D)
Who were the Olympians?
Give 1-2 examples of an olympian in ancient Greece
3D)
The major gods in Greek mythology are called the Olympians since the Greeks thought they lived on top of Mount Olympus.
Examples:
Zeus: King of the gods; God of sky and thunder
Hera: Queen of the gods; Goddess of family and marriage
Poseidon: God of the sea, rivers, and earthquakes
Hades: God of the underworld
Athena: Goddess of wisdom and war
400
5e)
What is volume?
2) How can you find the volume of ANY cylinder or prism? (like these)
5e)
1)Volume is the measure of how many cubic units it takes to fill a 3D shape.
2) Find the area of the base and multiply by the height.
400
3e)
What are two ways you can write your answer with pi?
3e)
By using the symbol π
Ex. 10π
Estimated: 10 x 3.14 = 31.4
400
3e)
Oil, coal and natural gas are fossil fuels.
How do fossil fuels form on Earth?
3e)
Fossil fuels are formed when dead plants and animals are broken down, buried and squeezed by heat and pressure over millions of years.
400
3d)
Is deforestation a good thing or a bad thing for the environment?
Give two reasons why.
3d)
1.) Deforestation is a bad thing for the environment.
2.) Deforestation is bad because....
1.) Trees remove carbon dioxide from the air (dirty air) and give oxygen (clean air).
2.) We need trees for animals to survive and medicine.
400
4C)
The Romans developed what alphabet from the Greek alphabet?
4C)
Romans developed the Latin alphabet, which was the foundation for Latin, English, Italian, Spanish, and French.
500
2b)
1. What is a scale factor?
2. What is the difference between a scale factor of ¼ and 4?
2b)
A scale factor is the number you multiply by to make a shape bigger or smaller
2)
¼ makes the shape ¼ the size (smaller)
4 makes the shape 4 times as big
500
1a)
1a)
500
1g)
In which direction will the wagon move?
What will the net force be and why?
1g)
1. The wagon will move to the right
2. The net force will be 18 Newtons because when forces are going in the same direction you add them (10+8=18)
500
1d)
What are the 4 parts in every type of communication system (phone calls, text messages, emails, etc.) and are their jobs?
1d)
1.) Encoder- changes the message into an electrical signal so it can be sent
2.) Transmitter- sends the electrical signal
3.) Receiver- captures the electrical signal
4.) Decoder- changes the electrical signal back to an understandable message
500
1I)
Name 1-2 achievements from Ancient India.
1I)
Some of ancient India’s achievements during their golden age include:
Invented the number zero
Cities were built in a grid which shows they were planned/designed.
City had a sewer system with an early version of indoor plumbing
City had a great bath, an early version of a public pool