Like Terms
Combine like terms: 6a + 4a + 4b + 7
10a + 4b + 7
Write 6.12 x 10 to the second power in standard notation
612
What is another name for the longest side of a right triangle?
Hypotenuse
The number of protons also equals the number of
Electrons
Particle that makes up all matter is
Atom
Combine like terms: k + 3n - 2n + 4k
5k + n
Write 0.00852 in scientific notation
8.52 x 10 to the negative third power
What is the equation for the Pythagorean Theorem?
a squared + b squared = c squared
Sodium and Chlorine
The path that electricity follows is called
A circuit
Combine like terms: 4(y + 9) - 3y
Write 12,000,000 in scientific notation
1.2 x 10 to the seventh power
A 12 oz container of soda has 180 calories. How many calories are in one ounce of the soda?
15 calories
If an atom gives away its electrons to become stable it has a _____ charge
Positive
The most commonly used metal to conduct electricity is..
Copper
Combine like terms and solve for x: x + 3x = 48
x = 12
The population of Taiwan is 2.211325 x 10 to the seventh power. Write this in standard notation.
22,113,250
Name a ratio that is equivalent to the ratio 2/3
Possibilities: 4/6, 6/9, 8/12
Cooking an egg, chemical of physical change ?
Chemical change because a new substance has been made
Plastic, rubber, wood
(x-5) (x+5)
x^2 - 25
The mass of the earth is 5,980,000,000,000,000,000,000,000 kg. Write this in scientific notation.
5.98 x 10 to the twenty-fourth power
On a map, the distance between Charleston and Mt. Pleasant is 3.2 cm. The scale is 1 cm = 25 mi. What is the actual distance between the two towns?
80 miles
The atomic mass number represents the number of.....
Protons and neutrons
How many types of electricity are there? Name them
2 types. Static and Current