In the situation; "Molly wants to see which material-popsicle sticks or tooth picks-will build the strongest bridge". What variable is the strength of the bridge?
What is dependent variable
100
the actual steps of your experiment are called
What is procedure
100
a hypothesis should be written as...
What is an if-then statement
100
a good scientific question must be
What is testable/measurable
200
an educated guess
What is hypothesis?
200
In the situation; "Will my bananas turn brown quicker in the dark pantry or sitting out on the counter?" Which variable is the location?
What is Independent variable
200
how is the constant variable different than the independent variable
What is The constant stays the same the independent changes?
200
In the situation; "The plant that was given filtered water grew 3 inches over one month. The plant that was given unfiltered water grew 5 inches in the same amount of time. All other variables were the same" What should your hypothesis be?
Answers will vary. What is Ex:If I give plants unfiltered water, then they will grow taller.
200
Bob conducted one experiment and concluded that Mrs. Sullivan's room was always 5 degrees colder than Mrs. Moss's room. What should Bob do next?
What is Bb should repeat the experiment to see if he gets the same results?
300
I see a dog running down the street and decide that he must be chasing his owner's car. Seeing the dog is
What is an observation.
300
In the situation; "Will warm or cold water freeze faster? The dependent variable will be.
What is the amount of time it took each to freeze?
300
The mass of an object is measured in
What are grams?
300
In the situation; "When we placed a moving toy on the floor the rat chased it. When I put a toy on the floor that didn't move, the rat showed no intrest." What should your hypothesis be?
Answers will vary.What is Ex: If I give a rat a moving toy, then it will chase it.
300
Is the following question testable? Why or why not? "Will the construction paper get hotter than the computer paper when it sits in the sun?"
What is Yes, you can use a thermometer to measure temperature.
400
air pressure is measured by
What is a barometer?
400
In the situation "Do footballs made of leather or plastic last longer?" Which is the independent variable?
What is the type of football?
400
Raul walks into his kitchen to find milk spilled all over the floor...He thinks his little brother was trying to get milk by himself. He is making an
What is inference
400
In the situation; "When I use liquid laundry detergent I break out with a rash, powdered laundry detergent does not bother me at all." What should your hypothesis be?
Answers will vary. What is Ex: If I use liquid laundry detergent, then I will break out in a rash.
400
Why is the following question not testable? "Do boys or girls like tacos better?"
What is it is based upon opinion not facts?
500
I see a dog running down the street and decide that he must be chasing his owner's car. To say that he is chasing his owner is
What is an inference?
500
In the situation; "Which material will keep the heat in longer-metal or glass?" What is the independent variable?
What is material (metal/glass)
500
Wind speed is measured by
What is an anemometer?
500
In the situation: "When my kids wear brand A sandals their feet and sandals smell really bad, this doesn't happen when I use brand B." What should your hypothesis be?
Answers will vary. What is Ex: If i buy brand A shoes for my kids, then they will have smelly feet.
500
Is the following question testable? Why or why not? "Which brand of paper towel will absorb more water-generic or name brand?"
What is yes, you can measure how much water it soaks in or absorbs?