Download The Earth`s axis is tilted relative to its orbit around the sun

Space: Sample Exam Questions
1. The Earth’s axis is tilted relative to its orbit around the sun. On two days every year, neither hemisphere
leans more towards the sun. These 2 days are at the midpoint between the two solstices and are called:
a. summer
b. equinox
c. mid-solstices
d. daylight savings
2. Which choice has the correct scientist with the model he proposed?
a. Ptolemy, geocentric model
c. Kepler, elliptical orbits
b. Newton, epicycles
d. Galileo, law of gravity
3. Which early astronomer’s tool was used to measure a star’s height above the horizon?
a. quadrant
c. cross-staff
b. astrolabe
d. early telescope
4. What unit of measurement would be the most appropriate to measure the distance between Mars and
Venus?
a. astronomical unit
c. light meter
b. light year
d. second
5. If a new planet was discovered between the orbits of Earth and Mars, what characteristics would it have?
a. small density, many satellites, and rings
b. large density, many satellites, rocky surface
c. small density, few satellites, gaseous
d. large density, few satellites, rocky surface
6. When a car is speeding towards you and then gets further away from you, it’s an example of the Doppler
effect. When the car gets further away from you, what will you hear?
a. A higher pitch and a longer wavelength
b. A higher pitch and a shorter wavelength
c. A lower pitch and a shorter wavelength
d. A lower pitch and a longer wavelength
7. When we say a star is ‘red-shifted’, what does that tell you about its movement?
a. It is stationary.
b. It is getting closer to the sun.
c. It is getting further away from the sun.
d. It is getting further away from the Earth.
8. Which of the following is a risk or danger of space exploration and travel?
a. bones become smaller
b. there is no water or air in space
c. the heart must pump harder
d. the temperature does not vary much
9. Which characteristics must a space suit have?
a. flexibility, food, filtration
b. heating, flexibility, electrolysis
c. heating, cooling, flexibility
d. filtration, purification, recycling
10. What are the three elements all rockets have in common?
a. machinery, nozzle, oxidizer
b. payload, nozzle, fuel
c. fuel, payload, machinery
d. thrust, exhaust, computer
Space: Sample Exam Questions
11. What does the term geosynchronous mean?
a. the Earth moves at the same speed all the time
b. a satellite moves quickly around the Earth
c. two satellites are in sync
d. a satellite moves at the same speed as the Earth
12. What is an advantage of adaptive optics?
a. reduces atmospheric distortion
b. bigger magnification
c. stronger computers
d. gives a larger base for triangulation
13. Which of the following statements about telescopes is correct?
a. A reflecting telescope uses only lenses to focus light
b. A refracting telescope uses several mirrors to gather light
c. A combination telescope uses several mirrors to gather light
d. A combination telescope uses only lenses to focus light
14. What distinguishes radio waves from light waves?
a. light waves can be thousands of times longer
b. both types of waves have similar frequencies
c. radio waves can be millions of times longer
d. radio waves are much shorter
15. Which of the following is not a function of a space probe?
a. studying rings and moons
b. accomplishing tasks too dangerous for humans
c. studying other planets
d. predicting the weather
16. Which statement about GPS is false?
a. GPS uses triangulation to determine location
b. Accuracy is a bout 30m
c. Pilots use GPS to plan their route
d. GPS is based on the science of telescopes
17. Why is space junk a hazard?
a. space gets messy
b. they could explode
c. they could hit an orbiting spacecraft
d. they cannot re-enter the Earth
18. How are Canadarm I and II different?
a. Canadarm I has a robotic arm
b. Canadarm I is manipulated by remote control
c. Canadarm II is no different than Canadarm I
d. Canadarm II has the ability to grasp objects
19. What point of view does the following statement express?
There are concerns about the quality and cleanliness of space and its surroundings.
a.
b.
c.
d.
environmental
political
astronomical
social