Safety
Tools
Scientific Method
What Scientists Do
Vocabulary
100
Never reach across a _____________.
flame
100
Name the tool used for measuring length.
meter stick
100
What must you do before you make a hypothesis?
Collect background information.
100
This is the main/most important thing that scientists do.
They ask questions.
100
This is the action of waving your hand over a container to smell a substance.
wafting
200
True or False? It is okay to run in the classroom if you are in a hurry.
False. It is never okay to run in the classroom.
200
This tool is used to heat substances with an adult's supervision.
hot plate
200
When asking a question in science that you want to test, you have to make sure it is something that can be __________.
measured
200
Name two places a scientist might do his/her work.
lab; school; jungle; forest; mountain; greenhouse; any other plausible answers
200
Another word for information.
data
300
Explain what you should do if you see something is broken.
Tell the teacher immediately.
300
This tool is used to measure exact volume of liquids.
graduated cylinder
300
Which of the following is a testable hypothesis? A) Roses are more beautiful than violets. B)A plant needs at least 5 hours of sunlight per day to grow. C) Ice cream is delicious. D) Humans will someday land on Mars.
B)A plant needs at least 5 hours of sunlight per day to grow.
300
True or false: Scientists must collaborate with other scientists.
true
300
A question or wondering.
inquiry
400
State the two things you should do when you spill something.
1. Tell the teacher right away. 2. Help clean it up.
400
This tool measures the MASS of an object. It can be a pan version or triple beam version.
balance
400
In the following hypothesis, what is the independent variable, and what is the dependent variable? If we place Skittles in different temperatures of water, then the Skittle in the hottest water will dissolve the fastest.
independent = temp of water dependent = how fast the Skittles dissovle
400
Name at least one way a scientist might go about looking for an answer to a question.
do research, observe, ask another scientist/expert, perform an experiment
400
A search for an answer.
investigation
500
There are four ways to prevent getting stuff in your eyes. What are two of them?
1. Wear safety goggles. 2. Don't touch your eyes during an experiment. 3. Wear gloves. 4. Wash your hands.
500
This tool measures forces, including weight/gravity.
spring scale
500
What is the difference between results and conclusions?
Results are just what happened (the "data"). Conclusions are what you can tell/infer based on the data that you collected in your experiment.
500
What 2 things do scientists do once they've found an answer to their question?
They share their information with other scientists and ask more questions.
500
A part of an experiment that can be changed.
variable
M
e
n
u