Martian "blueberries" made of the mineral hematite which form in water were first discovered by which Mars rover?
A) Spirit
B) Opportunity
C) Curiosity
D) Sojourner
B
Physics & Space Science
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The heliosphere is defined as the volume of space over which the ______________ extends
a. solar wind b. solar constant c. magnetic field d. gravitational field
Physics & Space Science
When water vapor condenses out at the cool tops of convection cells, what happens?
A) It rains. B) It snows. C) Clouds form. D) A hurricane forms. E) A tropical depression forms.
Physics & Space Science
If the absolute value of the magnification is equal to one, then the image is
A) larger than the object. B) the same size as the object. C) smaller than the object.
Physics & Space Science
X-rays travel at a greater speed than radio waves
Indicate whether the statement is true or false
Physics & Space Science