There are no auroras on Venus because it

A) is too hot. B) lacks atmospheric oxygen.
C) lacks a strong magnetic field. D) lacks strong winds.


C

Physics & Space Science

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Scientists hypothesize that a process of chemical evolution eventually concentrated various small molecules into the most stable larger forms

Indicate whether the statement is true or false

Physics & Space Science

Our earliest atmosphere, formed by outgassing, was much poorer in ________ than now

A) carbon dioxide B) hydrogen C) oxygen D) methane E) nitrogen

Physics & Space Science

What is the magnitude and direction of the gravitational force that acts on a person who weighs 500 N at Earth's surface?

What will be an ideal response?

Physics & Space Science

If a spring-operated gun can shoot a pellet to a maximum height of 100 m on Earth, how high could the pellet rise if fired on the Moon, where g = 1.6 m/s2?

A) 17 m B) 160 m C) 3.6 km D) 100 m E) 610 m

Physics & Space Science