EM Spectrum
1. Which type of electromagnetic radiation has the shortest wavelength and highest energy?
Gamma Rays
6. Why is Cape Canaveral an ideal launch site?
It is close to equator and over the ocean
9. What unit is used to measure distances between stars?
Light-Year
14. As you travel from the gas giants to the terrestrial planets, which of the following is true?
The period of revolution descreases
15. While looking at the night sky, Dana sees that one star looks much brighter than the other stars. Which of the following is a property of stars used to describe how bright the star looks to an observer on Earth?
Apparent Magnitude
2. As wavelength decreases, what happens to frequency?
It Increases
7. Space exploration has impacted Florida mainly by:
Increasing economic growth and technology jobs
10. One astronomical unit (AU) is the distance between:
Earth and the Sun
24. The heliocentric model states that:
The Sun is the center of the Universe
16. What produces energy in the Sun?
Nuclear Fusion
3. A scientist uses radio waves to detect signals from distant galaxies. What tool is most likely being used?
Radio Telescope
20. Apparent magnitude measures a star’s:
Brightness as seen from Earth
11. According to Newton’s Law of Universal Gravitation, gravitational force increases when:
Mass increases
25. Which scientist supported the heliocentric model with telescope observations?
Galileo
17. Our Sun is a yellow main sequence star, while Proxima Centauri, the next closest star to Earth, is a red dwarf. Which of the following correctly compares the temperatures of the Sun and Proxima Centauri?
The Sun is hotter than Proxima Centauri, because yellow stars are hotter than red stars.
4. Why are satellites useful for studying Earth and space?
The collect data from above Earth's atmosphere
34. Seasons are caused by:
Earth's distance from the Sun
12. Gravity played what role in forming the solar system?
It pulled gas and dust together
26. Kepler’s First Law states that planets orbit the Sun in:
Ellipses
18. On an H-R Diagram, stars are grouped by:
Color and brightness
5. NASA stands for:
National Aeronautics and Space Administration
40. When the moon is not visible it is called a:
New Moon
8. Which is the correct order (largest to smallest) for the hierarchy of the universe?
Universe-> Galaxies-> Solar System -> Stars->Planets -> Dwarf Planets
27. Terrestrial planets are:
Rocky and dense
19. A blue star compared to a red star is generally
Hotter