Grade 4 Science Practices Vocabulary
A worksheet to help 4th-grade students understand and practice key vocabulary related to science practices, including observation, hypothesis, experiment, and conclusion.
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Grade 4 Science Practices Vocabulary
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Read each question carefully and answer using the science vocabulary words you have learned. Good luck!
1. When a scientist watches something very closely, they are making an .
2. A good guess about the answer to a question, based on what you already know, is called a .
3. To test a hypothesis, scientists often do an .
4. After an experiment, scientists share what they learned in a .
5. What is the first step in the scientific method?
Drawing a conclusion
Asking a question
Doing an experiment
Making an observation
6. What do scientists use to measure temperature?
Ruler
Balance scale
Thermometer
Magnifying glass
7. A prediction is the same thing as an observation.
True
False
8. An experiment always proves a hypothesis to be correct.
True
False
9. Imagine you want to find out if plants grow better with more sunlight. What would be your hypothesis?
10. Look at the image below. What science tool is this and what is it used for?

Tool:
Use: