Home / Worksheets / Grade 3 / Science / Unlocking Words: Prefixes and Suffixes

Unlocking Words: Prefixes and Suffixes

Explore the fascinating world of prefixes and suffixes to understand how they change word meanings, designed for Grade 3 science.

Grade 3 Science BiologyPrefix Suffix
Use This Worksheet

Includes

2 Text2 Fill in the BlanksTrue / FalseMultiple ChoiceShort Answer

Topics

sciencevocabularyprefixessuffixesgrade 3
9 sections · Free to use · Printable
← More Science worksheets for Grade 3

Unlocking Words: Prefixes and Suffixes

Name:

Date:

Score:

Read each question carefully and follow the instructions to show what you know about prefixes and suffixes.

A prefix is a group of letters added to the beginning of a word. It changes the meaning of the word.

Example: The prefix 'un-' means NOT. So, 'unhappy' means NOT happy.

Circle the prefix in each word and write its meaning on the line.

1. reappear: The prefix is   and it means  .

2. preheat: The prefix is   and it means  .

3. disagree: The prefix is   and it means  .

Read each statement. Circle T for True or F for False.

1. The word 'unzip' means to zip something again.

T

True

F

False

2. The prefix 're-' means to do something again.

T

True

F

False

A suffix is a group of letters added to the end of a word. It also changes the meaning of the word.

Example: The suffix '-ful' means 'full of'. So, 'careful' means full of care.

Circle the suffix in each word and write its meaning on the line.

1. helpful: The suffix is   and it means  .

2. quickly: The suffix is   and it means  .

3. teacher: The suffix is   and it means  .

1. What does the word 'unbreakable' mean?

a

able to break

b

not able to break

c

breaking again

d

broken before

2. What does the word 'kindness' mean?

a

full of kind

b

the state of being kind

c

not kind

d

to make kind

1. Write a word that uses the prefix 're-'. What does your word mean?

2. Write a word that uses the suffix '-less'. What does your word mean?