Author Question: Spiral arms are clearly visible features of galaxies because most sun-like stars in the disk are ... (Read 72 times)

Chloeellawright · **on:** Jul 27, 2018

Spiral arms are clearly visible features of galaxies because most sun-like stars in the disk are found there.

a. True
b. False
Indicate whether the statement is true or false

Question 2

If an object's velocity equals or exceeds the escape velocity, it will follow a closed parabolic or hyperbolic orbit.

a. True
b. False
Indicate whether the statement is true or false