the tool that allows you to measure length and distance
What is a ruler?
100
Always keep me the same in your experiment
What is controlled variable?
100
Name three reference materials scientists use to do research.
What are ( any 3 of the following: books, magazines, encyclopedias, or the Internet)?
100
Making a plan to check your guess
What is test your hypothesis?
100
Two items that will protect your eyes and skin from chemicals used during experiments
What are goggles and gloves?
200
This tool uses several lenses to make objects appear much larger (helping you see greater detail of the object)
What is the microscope?
200
Change me to see what happens in an experiment
What is independent variable?
200
Scientists start an _______________, or careful way of looking for something, to find answers to their questions.
What is investigation?
200
First things first. What starts the scientific method? Hint: How does water boil?
What is asking a question?
200
Never taste or _______ any substance unless directed to do so by your teacher.
What is smell?
300
a tool used to measure temperature
What is thermometer?
300
Measure or observe me every time you have a new independent variable
What is the dependent variable?
300
A scientist will make a ______________, or give a possible answer to a question, before he has all the evidence.
What is a hypothesis?
300
Predicting what will happen in an experiment
What is state or make a hypothesis?
300
a safety rule girls might need to follow
What is tie back long hair?
400
a tool used to measure mass
What is a balance?
400
If you always use the same type of ball during an experiment, the ball would be your __________ variable
What is controlled variable?
400
When more observations and facts are known, a scientist can make an ________________, or draw a conclusion based on his new information. This is more accurate than a hypothesis.
What is an inference?
400
Writing down what you do and find out in an experiment
What is collect and record data?
400
Following safety rules keeps you and others from ____________ __________.
What is getting hurt?
500
this tool allows you to measure volume
What is a graduated cylinder?
500
When I changed the type of floor I bounced the ball on, I made an observation. This observation is my __________ variable.
What is dependent variable?
500
Scientific knowledge is based on _________________, observations and facts.
What is evidence?
500
based on your data
tells what you found out and if your hypothesis was correct
What is state your conclusion?
500
Name two science safety rules not mentioned in the above questions
What are (answers vary)
Read the activity carefully before you start.
Clean up spills right away.
Dispose of chemicals properly.
Tell your teacher if anything looks unsafe.
Wash your hands well when you are finished.