Expressions & Equations
Number System
Geometry
Ratios & Proportional Relationships
Human Impacts
Thermal Energy
Kinetic & Potential Energy
50
Simplify.
4(3y + 2)
4(3y) + 4(2)
12 y + 8
50
Determine if the value would be represented by zero, a positive or negative number.
At sea level
zero
50
How do you find perimeter?
Add the length of each side together
50
A car travels 130 miles in 2 hours. How far did it get in 1 hour?
65 miles per hour
130/2=65
50
What is a way to minimize pollution?
You can help prevent negative human impacts relating to water by:
Throwing trash away in garbage cans
Not using fertilizer or pesticides
Conserving water
Cutting down on meat consumption
Reporting water polluters
50
What is radiation?
Energy transmitted in waves or a stream of particles
50
What is energy?
The ability to do work
The ability to move or cause change in matter
100
Combine the like terms.
5x + 2y - 2x + 3
5x + 2y - 2x + 3
5x - 2x + 2y + 3
3x + 2y + 3
100
Plot and label
1/2, 4, -2
100
What is the formula for area of a parallelogram?
Parallelogram = base x height
100
If you ran 70 yards in 10 seconds how far would you run in 1 second?
7 yards per second
70/10=7
100
What is something that contributes to coral reef destruction?
Corals are threatened because of:
Pollution
Overfishing
Use of dynamite and cyanide
Coral mining
Climate change
Oil spills
100
What is conduction?
The movement of heat or electricity through matter
100
What are the two types of mechanical energy?
Kinetic and Potential
150
Write an equivalent expression.
2(3y + 5) - y
6y + 10 - y
6y - y + 10
5y + 10
150
Put the following numbers in order from greatest to least.
8, 12, -5, 0, -7
12, 8, 0, -5, -7
150
What is the formula for area of a triangle?
Triangle =
1/2 (base*height)
150
Write 3% as a decimal.
3.0% (Move decimal 2 spaces to the left)
0.03
150
What is one way to help coral reefs when you visit them?
When visiting reefs:
Practice safe and responsible diving and snorkeling
Use reef-friendly sunscreen
150
What is convection?
The transfer of thermal energy through a fluid (gas or liquid)
150
What is potential energy?
Stored energy in an object due to position
200
Solve for x.
6x + 3 = 27
6x + 3 = 27
6x+3-3=27-3
6x=24
(6x)/6=24/6
x=4
200
Compare the following numbers.
|5| ______ | -2|
|5| ______ | -2|
5 ______ 2
5 > 2
200
Find the area.
Rectangle/square: 3 x 2 = 6
Triangle:
1/2(2*1) = 1/2(2)=1
Area: 6 + 1 + 1 = 8 in2
200
What is 30% of 60?
30/100*60/1=1800/100=18
200
How can you help coral reefs everyday?
Everyday practices:
Recycle and dispose of trash properly
Minimize use of fertilizer
Use environmentally-friendly transportation
200
Give an example of radiation.
Laying out in the sun at a beach
Holding your hand over a burning match without touching it
Feeling the warmth of a bonfire
Holding your hands over a light bulb
200
What is kinetic energy?
The energy of motion
250
Solve for y and graph the inequality.
y - 3 ≥ 9
y - 3 ≥ 9
y-3+3≥9+3
y≥12
250
Describe how to find the ordered pair on the coordinate plane in relation to the origin.
(5, -1)
Move 5 units to the right
Move 1 unit down
250
Find the area.
Area =
1/2(base*height)
1/2(3*2)
1/2(6)
3
250
What percent of 20 is 5?
5/20=x/100
(5/20)*5/5=25/100
25%
250
What is climate change?
Climate change refers to long-term shifts in temperatures and weather patterns.
250
Give an example of conduction.
Touching a metal spoon in a cup of hot liquid
Putting a heating pad on your back
Feeling the heat from a hot poker in a fireplace
Placing a hand on top of a basket of hot rolls
250
Potential or Kinetic Energy?
A basketball sitting on the rim before falling into the hoop
Potential Energy
300
If c = 3 + 2t, what happens to the dependent variable when the independent variable increases by 1?
The dependent variable increases by $2
300
Name the quadrant in which the coordinate in located.
(-1, 3)
Quadrant II
300
Find the distance between points A(2, -5) and B(2, -2).
|-5| - |-2|
5 - 2
3 units
300
25% of what number is 13?
(13*100)/25=52
300
How can we minimize climate change?
Increase use of renewable energy
Conserve and protect water sources
Prevent pollution
Increase recycling
Eat less meat and dairy products
Reduce use of energy
Respect green spaces
Cut consumption and waste
300
Give an example of convection.
Macaroni rising and falling in a pot of boiling water
Lava lamp rising and sinking
Hot magma rising in the mantle, cold sinking
Hot air rising in the atmosphere, cold sinking
Hot water rising in the oceans, cold sinking
300
Potential or Kinetic Energy?
A golf ball as it gains height after being hit
Kinetic Energy