Florida Science Grade 6

Chapter 22: Exploring Space

Exploring Space

1.
What is the Next Generation Space Telescope planned to study?
A)the production of elements by stars
B)all answers are correct
C)the evolution of galaxies
D)the process of star and planet formation
2.
Which country was able to put the first human in space?
A)China
B)United States
C)Japan
D)Soviet Union
3.
What did NASA administrators particularly like about the space shuttle?
A)It would be cheaper to make, so it would cost less.
B)Many countries would chip in, so it would cost less.
C)It would be more accurate, bring back more data, and it would be more cost effective.
D)It would be reusable, so it would cost less.
4.
Why can't astronauts hear each other in space without the use of a microphone?
A)because sound waves can't travel through empty space
B)because there's no such thing as sound in space
C)because outer space alters the astronaut's hearing
D)because sound waves can't travel in space, far from Earth
5.
What distinguishes the two types of rockets from each other?
A)the way they are designed
B)the type of fuel they use
C)the parts of space they explore
D)their uses
6.
What was the initial problem with the Hubble Space Telescope?
A)It is a reflecting telescope, and there was a problem with the lens.
B)It is a reflecting telescope, and there was a problem with the mirror.
C)It is a refracting telescope, and there was a problem with the mirror.
D)It is a refracting telescope, and there was problem with the lens.
7.
Which planet did Galileo explore before it was crushed by its atmosphere?
A)Uranus
B)Mars
C)Jupiter
D)Saturn
8.
Which missions to Mars ended in failure?
A)Mars Climate Orbiter and Pathfinder
B)Mars Global Surveyor and Polar Lander
C)Sojourner and Pathfinder
D)Mars Climate Orbiter and Polar Lander
9.
A satellite traveling around an object in a curved path is said to be __________.
A)lost
B)circling
C)falling
D)in orbit
10.
What additional question are scientists exploring about the Moon?
A)Does water exist in the craters of the Moon's poles?
B)Is the Moon habitable?
C)Does the Moon have an atmosphere?
D)Can we harvest soil from the Moon?
11.
What does it mean to talk about the frequency of electromagnetic radiation?
A)the number of times a wave vibrates per unit of time
B)the number of times a wave moves per unit of sound
C)the distance waves travel in a certain amount of time
D)the distance a line travels in a certain amount of time
12.
What limits spacecrafts from exploring space further?
A)fuel
B)the fact that we don't know what's out there
C)sunlight
D)air
13.
Why are radio telescopes considered to be dependable telescopes?
A)because they use radio waves, which do not pass freely through Earth's atmosphere due to unpredictable weather
B)because they never run out of energy
C)because they use radios to help various telescope's computers communicate with each other
D)because they use radio waves, which pass freely through Earth's atmosphere in any weather condition
14.
What is the name of the cooperative space station now being built?
A)Soyuz
B)International Space Station
C)Skylab
D)Mir
15.
What is the difference between refracting and reflecting telescopes?
A)A reflecting telescope uses a convex lens to magnify an image, and a refracting telescope uses a mirror.
B)There is no difference.
C)A refracting telescope uses a mirror, and a reflecting telescope uses a concave lens to magnify an image.
D)A refracting telescope uses a convex lens to magnify an image, and a reflecting telescope uses a mirror.
16.
The use of adaptive optics integrates a dependence on __________.
A)mirrors
B)lenses
C)computers
D)lasers
17.
The uses of active optics integrates a dependence on __________.
A)lenses
B)mirrors
C)weather conditions
D)computers
18.
The destination of the space probe Cassini is __________.
A)Saturn
B)Uranus
C)Jupiter
D)Pluto
19.
When is the new space station expected to be operational?
A)2000
B)2020
C)It's operational now.
D)2005
20.
Which U.S. project was the first to land a human on the Moon?
A)Project Surveyor
B)Project Apollo
C)Project Gemini
D)Project Mercury
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