Space Test Review

Happens when the Earth spins on its axis

(a)  

Distance light travels in one earth year

(a)  

A large sphere of hydrogen gas hot enough for nuclear reactions to occur in its core

(a)  

Seasons are caused by

(a)  

When the northern and southern hemispheres get the same amount of sunlight

(a)  

Occurs when the Earth's axis is neither toward or away from the sun

(a)  

Earth's tilt does not change as earth orbits the sun, so there are

(a)  

Shape of the earth's orbit

(a)  

Sun transfers energy through

(a)  

When an object completes an orbit around another object one time it is called

(a)