Which component of galaxies gives off its own light?
Cloud
Dust
Moon
Star

What is the average speed of a car that traveled 300.0 miles in 5.5 hours

Some tools have graduations to show multiple measurements. for example, a ruler may have graduations for both millimeters and centimeters. when measuring the length of an earthworm, which graduations would allow for the most accurate measurement? millimeters centimeters decimeters meters

What are 3 reasons that natural selection occurs