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A question must be _________________, not based on an opinion.
Testable
What is a hypothesis?
A hypothesis is an educated guess similar to an opinion.
What is the information that you collect during your experiment called?
Data
What is qualitative data?
Data that involves descriptions using your 5 senses.
Which science tool measures how long it takes to get down the street?
Stop watch
What are the 5 questiosn you need to ask yourself while thinking of a question?
What, when, where, why, and how.
In what way does a hypothesis have to be written?
If _______________, then ________________, because _______________________________.
What are the 2 types of dats/observations you can collect during your experiment?
Quantitative and Qualitative
What is quantitative data?
Data that involves numbers in the form of amounts, percentages, or number names.
What tool would I use if I wanted to measure the length of a keybord?
Meter Stick
True/False: Is this a testable question?
Will the Skittles’ color dissolve faster in water or in vinegar?
True
What is an independent variable? And how many can you have in an experiment?
A variable that I change. You can have 1 independent variable.
During in an experiment it is important that you follow logical and sequential directions. Put these steps in order.
Question- What type of fertilizer is best for growing onions?
____ Purchase onion seeds, three types of fertilizer, soil, and pots
____ Record the growth of the onion plant each week
____ Place same amount of soil, seeds and fertilizer into the pots
____ Water each plant with the same amount of water each day
1
4
2
3
Qualitative/Quantitative
The box weighs about 275 grams.
Quantitative
Collin wanted to measure how much rain fell from a recent storm, which tool is similar to a rain gauge that would help him measure the rain?
Graduated Cylinder
True/False: Is this a testable question?
Which is better a Nintendo Switch or a Wii?
False
In the following experiment- describe the independent variable.
James wanted to do an experiment to see what would bounce the highest, a golf ball, ping pong ball, or baseball. He held all three balls at the same height and dropped them. He measured to see how high each ball bounced. He did the experiment three times with each ball.
The type of ball he is bouncing- golf ball, ping pong ball, and baseball.
What is a fair test?
A fair test is when you conduct an experiment and only change one factor or thing at a time while keeping all of the others the same.
What inference can you make to tell me why someone is absent today?
???????????
Which tools could help me measure how hot or cold it is in the fridge?
A Thermometer
Which of the following is not a testable question?
A Does a carrot or onion grow faster?
B Which is color is better, red or green?
C What will help a plant grow taller, fertilizer or nothing?
D Which will freeze faster, spring water or sparkling water?
B Which is color is better, red or green?
What is a constant/ controlled variable? How many can you have in an experiment?
The constant/controlled variable is the variable that stays the same in an experiment and there can be a lot of them.
True/False- Is this a fair test?
Giving one person a head start on a race then having everyone start after they are 20 feet away.
False
What is a summary statement based on the results of an investigation or experiment?
A Conclusion
James is watering his plants with a large amount of liquid to use for his plant experiment. What tools should he use?
Beaker