Show:
Spring Has Sprung
Earth
Plants
100
Two times during the year when there is equal day-time and night-time hours.
What is an equinox?
100
The force that pulls on earth and other heavenly bodies that keeps them for flying out into space.
What is gravity?
100
When a seed opens and starts to grow.
What is germination?
200
The season that begins around March 21st.
What is spring?
200
An invisible line that circles the very center of the earth separating the northern hemisphere from the southern hemisphere.
What is the equator?
200
The chemical inside plant leaves that helps them make food.
What is chlorophyll?
300
The length of the days and not the weather.
What is the best indicator that a new season has come?
300
An imaginary line that straight through the earth from North pole to South pole.
What is the earth's axis?
300
The process by which plants make their food.
What is photosynthesis?
400
The season marked by the most rapid plant growth. 
What is spring?
400
The third planet from the sun.
What is earth?
400
Water , sunlight ,carbon dioxide, and minerals.
What is the material that plants use to preform photosynthesis?
500
The verse in the Bible that speaks of God making lights to divide day from night , and for signs and seasons, and months and years.
What is Genesis 1:14?
500
A Greek word meaning " near to the sun".
What is perihelion?
500
Tiny holes in plant leaves that take in carbon dioxide  and release oxygen.
What is the stomata?