Variables
Mosquito repellent is sprayed on one arm and the other arm is not sprayed. The number of mosquito bites is counted after 2 hours.
What is the Dependent Variable?
(Bonus points for also identifying the Independent Variable)
Dependent Variable - The number of mosquito bites
Independent Variable - Mosquito Repellent
This person studies the earths crust. Are they a scientist?
Double points for naming their field of study.
Yes, they are known as Geologists.
Timer or stopwatch
Scientists collect ________ while observing their experiment.
Data
What do Sarah Goode, Alice Ball, Marie Daly, and Mae Jemison have in common?
They are all famous black female scientists who made important contributions to scientific understanding.
The Variable that is changed by the scientist
The Independent Variable (IV)
This person writes short stories about cats. Are they a scientist?
No, they are a author but not necessarily a scientist.
What does a Meteorologist study?
hint : their work is important in deciding whether or not schools have snow days
Weather
An educated guess about what you think will happen in the experiment.
Hypothesis
Can everyone be a scientist even if they don't look or sound like famous scientists?
Yes ! Everyone from every background can be a scientists.
99% of the time this variable is something that scientists are measuring, counting, or observing.
The Dependent Variable (DV)
This person studies plants. Are they a scientist?
Yes, they are known as Botanists
Scientists use the 5 senses to make ______________
Observations
What is the first step in the scientific method?
Asking a question
(I will also accept making an observation)
Draw a picture of what a scientist looks like to you
Responses will vary.
A stapler is used to staple 100 papers, it jams 5 times during the trial. A different brand of stapler performs the same test; it jams 22 times.
What is the Dependent Variable?
(Double points for naming the Independent variable too)
Dependent Variable - Number of times each stapler jams.
Independent Variable - Which Staplers are used
This person studies how human pollution effects the Earth.
Yes, they are known as ecologists.
Learning how to work with other people is an important part of becoming a scientist.
True or False?
True!
What is the next step after data is collecting and the experiment has finished?
Analyze Data, I will also accept draw conclusions
___________ ___________ the _________ _______
Bill Nye the Science guy
What is the name for the variable that is kept constant. Scientists use this variable to ensure their results are accurate and free from bias.
Control
This person studies the universe and uses physics to understand it. Are they a scientist?
Yes, the are know as Astrophysicists.
Mr. Gearhart-Hall started the day with 25 brand new pencils. By the end of the day 20 of the pencils were broken. Mr. Gearhart-Hall keeps track of how many pencils are broken every day and writes down his results.
What is the name of the scientific process he is using
Collecting Data
After a scientist makes a conclusion about their experiment what is the next step they should take?
Retry the experiment with new variables.
What is the name of the birds who were visiting the bird feeder outside of the classroom ?
Juncos