Greek and latin roots

To check someone's temperature, you would use a thermometer.  What does the root "therm" mean?

• ice
• sky
• heat
• see

When you study astronomy, you look at the night sky.  What does the root "ast or astro" mean?

• day
• dark
• star
• boy

When you put things in chronological order, you are making a time line.  What does the root "chron" mean?

• bake
• laugh
• time
• see

geo

• written words
• sound
• the earth

photo

• sound
• move across
• light

bio

• death
• life
• to carry

What is the root word that means sound?

• tele
• phil
• phon
• sens

What is the root that means star?

• ast
• tele
• mis
• bio

What is the root word that means "give birth"?

• auto
• bio
• geo
• gen

If I am writing a story about my life, what am I writing?

• autobiography
• biography
• geography
• automobile