Science

posted by .

Please check my answers? My textbook won't load, so i've had to use google and guess.
1. Scientists hypothesize that the sun formed ____. (1 point)
less than a billion years ago
**from a cloud of gas and dust
less than a million years ago
from a chunk of Jupiter

2. Two of the inner planets are ____.
(1 point)
Venus and Saturn

Mars and Venus

Earth and Pluto

**Mercury and Jupiter


3. Pluto alters the orbit of which planet? (1 point)
Uranus
Saturn
**Neptune
Jupiter

4. Small pieces of rock that enter Earth's atmosphere at speeds of 15 to 70 km/s and burn up are called ____.
(1 point)
stars

meteors

**meteorites

asteroids


5. ____ is the largest planet in the solar system, is the fifth planet from the sun, and has colorful clouds. One of its 17 moons is the most volcanically active object in the solar system. The planet has a liquid ocean and an atmosphere comprised mostly of hydrogen and helium. It may have a rocky core, although its extreme pressure and temperature would make the core different from any rock on Earth.
(1 point)
Jupiter

Saturn

Uranus

**Neptune


6. Water is found as a solid, liquid, and gas on ____.
(1 point)
Mercury

Venus

**Earth

Mars


7. Galileo used his telescope to discover evidence for the sun-centered model of the solar system. This evidence included all of the following EXCEPT ____.
(1 point)
Venus going through phases

Venus revolving around the sun, not Earth

the discovery of Neptune and Pluto

**both a and b


8. A main sequence star becomes a ____ after it uses up the hydrogen in its core. (1 point)
nebula
supernova
**black hole
giant

9. Which of the letters in Figure 12-2 points to the comet's nucleus? (1 point)
A
B
C
**none of the above

10. The spiral shape of the Milky Way galaxy CANNOT be seen from Earth because ____.
(1 point)
we are located above the galaxy

we are located within one of its spiral arms

our view is blocked by the sun

**none of the above


11. Dark-colored, relatively flat regions of the moon's surface that were formed when interior lava filled large basins are called _____. (1 point)
**craters
volcanoes
maria
sedimentary rocks

12. Its _____ makes Sirius the brightest star in the night sky. (1 point)
parallax
color
**absolute magnitude
apparent magnitude

13. As Earth travels in its _____, different constellations are visible at different times of the year. (1 point)
atmosphere
**orbit
galaxy
axis

True or False
14. Our sun is a part of a binary system. (1 point)
true
**false

  • Science -

    dude
    thats alot to ask for

  • Science -

    1. Scientists hypothesize that the sun formed ____. (1 point)
    (0 pts) less than a billion years ago
    (1 pt) from a cloud of gas and dust
    (0 pts) less than a million years ago
    (0 pts) from a chunk of Jupiter
    1 /1 point
    2. Two of the inner planets are ____.
    (1 point)
    (0 pts) Venus and Saturn

    (1 pt) Mars and Venus

    (0 pts) Earth and Pluto

    (0 pts) Mercury and Jupiter

    0 /1 point
    3. Pluto alters the orbit of which planet? (1 point)
    (0 pts) Uranus
    (0 pts) Saturn
    (1 pt) Neptune
    (0 pts) Jupiter
    1 /1 point
    4. Small pieces of rock that enter Earth's atmosphere at speeds of 15 to 70 km/s and burn up are called ____.
    (1 point)
    (0 pts) stars

    (1 pt) meteors

    (0 pts) meteorites

    (0 pts) asteroids

    0 /1 point
    5. ____ is the largest planet in the solar system, is the fifth planet from the sun, and has colorful clouds. One of its 17 moons is the most volcanically active object in the solar system. The planet has a liquid ocean and an atmosphere comprised mostly of hydrogen and helium. It may have a rocky core, although its extreme pressure and temperature would make the core different from any rock on Earth.
    (1 point)
    (1 pt) Jupiter

    (0 pts) Saturn

    (0 pts) Uranus

    (0 pts) Neptune

    1 /1 point
    6. Water is found as a solid, liquid, and gas on ____.
    (1 point)
    (0 pts) Mercury

    (0 pts) Venus

    (1 pt) Earth

    (0 pts) Mars

    1 /1 point
    7. Galileo used his telescope to discover evidence for the sun-centered model of the solar system. This evidence included all of the following EXCEPT ____.
    (1 point)
    (0 pts) Venus going through phases

    (0 pts) Venus revolving around the sun, not Earth

    (1 pt) the discovery of Neptune and Pluto

    (0 pts) both a and b

    0 /1 point
    8. A main sequence star becomes a ____ after it uses up the hydrogen in its core. (1 point)
    (0 pts) nebula
    (0 pts) supernova
    (0 pts) black hole
    (1 pt) giant
    0 /1 point

    9. Which of the letters in Figure 12-2 points to the comet's nucleus? (1 point)
    (1 pt) A
    (0 pts) B
    (0 pts) C
    (0 pts) none of the above
    1 /1 point
    10. The spiral shape of the Milky Way galaxy CANNOT be seen from Earth because ____.
    (1 point)
    (0 pts) we are located above the galaxy

    (1 pt) we are located within one of its spiral arms

    (0 pts) our view is blocked by the sun

    (0 pts) none of the above

    1 /1 point
    11. Dark-colored, relatively flat regions of the moon's surface that were formed when interior lava filled large basins are called _____. (1 point)
    (0 pts) craters
    (0 pts) volcanoes
    (1 pt) maria
    (0 pts) sedimentary rocks
    1 /1 point
    12. Its _____ makes Sirius the brightest star in the night sky. (1 point)
    (0 pts) parallax
    (0 pts) color
    (0 pts) absolute magnitude
    (1 pt) apparent magnitude

    13. As Earth travels in its _____, different constellations are visible at different times of the year. (1 point)
    (0 pts) atmosphere
    (1 pt) orbit
    (0 pts) galaxy
    (0 pts) axis
    1 /1 point
    True or False
    14. Our sun is a part of a binary system. (1 point)
    (0 pts) true
    (1 pt) false
    1 /1 point

  • Science -

    # is jupiter

  • Science -

    # 5 is jupiter

  • Science -

    this is sooooboring poeple

  • Science -

    Bout to do the future cheaters a huge solid

  • Science -

    Never mind. If you go to connexus then look at another page

  • Science -

    BBB

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. science i neeeddd help

    How did the sun wind up in the middle of the solar system?
  2. PHYSICS

    Four billion years ago the Sun’s radiative output was 30% less than it is today. (i) If we assume the radius of the sun is the same, and that the Earth’s atmosphere was the same as it is now (that is, the atmosphere absorbs 10% …
  3. PHYSICS-radiation

    Four billion years ago the Sun’s radiative output was 30% less than it is today. (i) If we assume the radius of the sun is the same, and that the Earth’s atmosphere was the same as it is now (that is, the atmosphere absorbs 10% …
  4. science

    The Big Bang Hypothesis suggests that 20 billion years ago a) life first formed on the planet earth b) all matter collapsed into a single ball c) our sun was born d) space was much the same as it is today e) matter did not exist a
  5. science

    1. Scientists hypothesize that the sun formed ____. (1 point) less than a billion years ago from a cloud of gas and dust less than a million years ago from a chunk of Jupiter 2. Two of the inner planets are ____. (1 point) Venus and …
  6. Science

    Because we can't see through a gas cloud, we would not use optical telescopes which collect visible light to form images of stars inside a gas cloud. Which type of telescope would we use to study new stars inside the giant gas cloud …
  7. Physics - Half Life Question Check!!!

    An ancient rock is found to contain 40Ar gas, indicating that 77% of the 40K in the rock has decayed since the rock solidified. Any argon would have boiled out of liquid rock. How long ago did the rock solidify?
  8. Science

    2.)which of the following statements about the solar system's formation is true?
  9. science

    I believe that our solar system formed by the same process as star formation. A huge cloud of dust and gas collapsed and condensed. Gravity pulled matter into the center core, nuclear fusion began, and our Sun was created. Remaining …
  10. HELP WITH SCIENCE FAST

    1.  Most likely, ____ were formed when lava from the moon's interior flooded bowl­like regions on the moon's surface. (1 point) maria* highlands craters basins 2.  Currently, the most supported theory of the origin of the moon is _________. …

More Similar Questions