Grade 1 Prefixes and Suffixes Science Worksheet
A worksheet for first graders to practice identifying and understanding common prefixes and suffixes in scientific words.
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Prefixes and Suffixes
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Read each question carefully and follow the instructions. This worksheet will help you learn about prefixes and suffixes!
Use the prefixes below to help you answer the questions.
1. If you want to tie your shoes again, you will tie them.
2. If something is not happy, it is happy.
3. To heat something before, you would heat it.
4. If you do not agree with someone, you agree.
Use the suffixes below to help you answer the questions.
5. Someone who teaches is a teach .
6. If you have no hope, you are hope .
7. The most tall building is the tall .
8. If you are full of joy, you are joy .
9. What does the prefix 'un-' mean?
again
not
before
full of
10. Which word means 'to do something again'?
unhappy
preheat
redo
dislike
11. What does the suffix '-less' mean?
without
full of
one who
most
12. Which word means 'full of care'?
careful
careless
carer
carest
13. Explain in your own words what a prefix is.
14. Explain in your own words what a suffix is.