Systems of Equations
Pythagorean Theorem
Volume
Waves and Energy
Elements, Compounds, and Mixtures
100
What is the solution to this system of equations?
(3,-1)
100
The Pythagorean theorem is applied to what type of triangle?
Right triangle
100
Find the volume of the cone below. Use 3.14 for pi.
923.16
100
The electromagnetic spectrum includes all but which type of wave?
a. Radio waves
b. Sound waves
c. Green light waves
d. Infrared waves
b. Sound waves (they are mechanical and require a medium)
100
A __________ mixture is made of components that can easily be separated or determined with the naked eye.
Heterogeneous Mixture
200
What is the solution to the system below?
{y=2/3x+2}
{y=2x-6}
(6,6)
200
What is the Converse of the Pythagorean Theorem used for?
To determine whether or not a triangle is a right triangle.
200
Find the volume of the cylinder below. Use 3.14 for pi.
28.26 yd
200
Which wave on the electromagnetic spectrum is used in thermal imaging cameras (night vision goggles)?
Infrared Waves
200
What is the chemical formular for water? Is it an element, compound, heterogeneous mixture, or homogeneous mixture?
H2O
Compound
300
What is the name of the system with NO solutions?
Parallel Lines
300
Find the missing side length using the Pythagorean theorem.
25 ft
300
Find the volume of the sphere below. Use 3.14 for pi and round to the nearest tenth.
2143.6 m
300
What is the name of the type of wave that requires a medium to travel?
Mechanical wave
300
A pure substance that cannot be separated into simpler substances by physical or chemical means
Element
400
How many solutions would the following system of equations have?
{y=7x+2}
{y=2+7x}
Infinite
400
Find the missing side. Round to the nearest tenth.
7.5
400
Find the volume of a cone that has the same dimensions of a cylinder with volume 300.
100
400
The bending of waves as they change speeds when entering a new medium is called __________.
Refraction
400
Name the four states of matter in order of increasing kinetic energy:
Solid, liquid, gas, plasma
500
Write 2 equations to represent the scenario below and solve. Answer must contain the 2 equations & the solution for full credit.
A cable television company offers two different pricing plans. Plan A charges $11.25 per month plus a one-time installation fee of $120. Plan B charges $18.75 per month plus a one-time installation fee of $60.
y=11.25x+120
y=18.75x+60
(8, 210)
500
Find the missing side length using the Pythagorean theorem.
The bottom of a ladder must be placed 3 feet from a wall. The ladder is 10 feet long. How far above the ground does the ladder touch the wall?
9.53 ft
500
What are the names of all 3 of your principals? (2 AP's)
Bonus: Who is the BOSS of 8th grade? (Grade level lead)
Dr. Lancaster, Mrs. Fowler & Mrs. Shepherd
Boss- Ms. K Wilson
500
What color would a t-shirt appear if it absorbed every color of the visible light spectrum?
Black (absorbs all colors. White reflects all colors)
500
The Law of Conservation of Matter states that...
Matter can never be created or destroyed; Only transformed.