Math pt 1
A model car uses a scale of 1:25. If the model is 4 inches long, how long is the real car?
What is 100 inches?
This formula is used to calculate how far an object travels when you know its speed and time.
What is distance = speed × time (d = rt)?
The state where the book takes place
What is Virginia
Who came up with the heliocentric model?
Nicolaus Copernicus
Identify the quadrant for the point (–5, –7).
What is Quadrant III?
Solve: 3x + 7 = 28.
What is x = 7?
Solve: 2(x + 4) = 20.
What is x = 6?
This woman worked as a computer and took away a sign that read “Colored Computers” in the lunchroom
Who is Miriam Mann
A ship travels 1,200 miles in 3 hours. Find its speed.
What is 400 mph?
Using Kepler’s Third Law: T² = a³. If a = 4, find T.
What is T = 8?
A spacecraft uses fuel and oxidizer in a ratio of 3:5, fuel to oxidizer. During launch, 240 gallons of oxidizer are used. How many gallons of fuel were used?
What is 144 gallons?
Who said, “You are no better than anyone else, and no one is better than you.”
Who is Joshua Coleman (Katherine Goble's dad)
This is the term used to describe a star that has stabilized or is maintaining life.
What is a main-sequence star?
x + y = 10
x − y = 2
What is x = 6 and y = 4?
An orbit has a semi-major axis of 4 units and a semi-minor axis of 3 units. Find the eccentricity using
e = √(1 − (b²/a²)).
What is e = √(1 − 9/16) = √(7/16) = √7/4 ≈ 0.66?
Radio waves travel at the speed of light (3.0 × 10⁸ m/s). If a signal has a wavelength of 6 x 10^6 meters, calculate its frequency.
Use the formula: c=fλ
What is 50 Hz?
True or False: Howard and Dorothy have 6 children together.
What is True?
What was the name of the mission that got to the moon, but didn't get to land because of technical problems?
Apollo 13
7x − 4 = 3x + 20.
What is x = 6?
Find the distance between the points (–3, 5) and (3, –1).
What is √72 = 6√2 units?
Solve the system:
2x + y = 7
x + y = 5
What is x = 2, y = 3?
What department was Mary Jackson transferred to after leaving the West Area Computing Section?
The Supersonic Pressure Tunnel
What are the Interior Zones of the Sun?
Core, Radiative, Convective
Find the midpoint between the points (2, –4) and (6, 8).
What is (4, 2)?