Long-period comets are believed to come from ______________
a. the Oort cloud
b. interstellar space
c. the asteroid belt
d. the Great Red Spot
a
Physics & Space Science
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Nearby stars have larger parallax angles, therefore their distance in parsecs is smaller.
Answer the following statement true (T) or false (F)
Physics & Space Science
The wavelength of a wave multiplied by the frequency of the wave is the wave's __________
Fill in the blank(s) with correct word
Physics & Space Science
The components of polyester are _________toxic than epoxy.
Fill in the blank(s) with the appropriate word(s).
Physics & Space Science
If Jupiter were 10 times more massive, it would generate nuclear fusion in its core and be a star instead of a planet
Indicate whether the statement is true or false
Physics & Space Science