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Stevend95 Stevend95
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6 years ago
Which object has the most intense sunlight on it?
 
  a. Mercury
  b. Venus
  c. Earth
  d. Mars

Question 2

What do astronomers generally believe about the origin of Mars's moons?
 
  a. They formed with the planet out of the protoplanetary material.
  b. They formed elsewhere and were captured at a later time.
  c. They were ejected from Mars during its formation.
  d. They were once a single moon and a later catastrophic event broke them in two.

Question 3

Water molecules consist of one oxygen atom and two hydrogen atoms. In these covalent bonds, the electrons are pulled towards the oxygen side of the covalent bond, making one side of the molecule slightly negative and the other side of the molecule slightly positive. What is this characteristic of water called?
 
  a. polarity
  b. ionic
  c. hydrophilic
  d. hydrophobic
  e. cohesion

Question 4

What physical property of Venus is vastly dissimilar compared to Earth?
 
  a. radius
  b. mass
  c. density
  d. surface temperature

Question 5

Sodium (Na) atoms often lose the single electron that is in their outermost shell. How does losing the electron affect sodium's charge?
 
  a. It is neutral.
  b. It has a positive charge.
  c. It has a negative charge.
  d. It increases its electronegativity.
  e. The charge is not affected by the electron loss.
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bhinzbhinz
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6 years ago
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Stevend95 Author
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6 years ago
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