Show:
Variables
Hypothesis
Name My variable
Vocabulary
Miscellaneous
100
The variable that you change or test in an experiement
What is independent variable
100
Putting my plant in the closet will decrease it's chance of living. What is wrong with this hypothesis?
it is missing "If" and "Then"
100
Two sets of plants. One is watered, and one is not. What type of variable is the water?
Independent Variable
100
This is a prediction or educated guess that can be tested through an experiment
Hypothesis
100
In the hypothesis, "If the temperature is decreased, the growth of bacteria will also decrease," the growth of bacteria is this.
the dependent variable?
200
The variable you observe so you can measure it.
What is dependent Variable
200
If you drink more milk will you get stronger bones? State a good hypothesis for this question.
If you increase the amount of milk you drink, then you will increase the strength of your bones.
200
You have decided to test different brands or microwave popcorn to see which brand give you the most popped corn. What is the dependent variable?
amount of popped corn.
200
Ralphie is a picky eater as well as a curious little scientist. While shopping for breakfast cereals, he wants to know which cereal will not get soggy in milk. What is the independent variable?
Breakfast cereal
300
The variables that are kept the same through out the experiment.
What is Constant Variables
300
There are two types of fuel poured into the same car to see which one works best. What type of variable is the fuel?
independent Variable
300
It seems that the man is injured. Inference or Observation?
inference
300
Ralphie is a picky eater as well as a curious little scientist. While shopping for breakfast cereals, he wants to know which cereal will not get soggy in milk. What is a possible dependent variable?
Amount of soggy cereal
400
The number of variables you can change in order to be a fair test or experiment.
You can only change One variable
400
Read the following experiment and state a good hypothesis. I am doing a test to see if there is a connection between how long you run and how fast your heart beats. I will be performing an experiment where a person will run for a 1 minute and I will check their heartbeat. Then they will run for 2 minutes and I will check their heart rate. I will do this up to 6 minutes and see if there is a connection. What do you think my hypothesis should be?
If I increase the amount of time I run, then my heartbeat will increase.
400
Two different colored cans are placed in the sun and the temperature is recorded. What type of variable is the temperature of the cans?
Dependent variable
400
Thinking about the hypothesis: If soil temperatures rise, then plant growth will increase. What might a control in this experiment be?
using the same potting soil, making sure both plants have an equal amount of light etc.
400
Ralphie is a picky eater as well as a curious little scientist. While shopping for breakfast cereals, he wants to know which cereal will not get soggy in milk. How would Ralphie set up this experiment? Double Points
500
Find the independent and dependent variables in the following experiment: If you increase the number of times you practice shooting free-throws, then you will increase your chances of making a basket every time.
Independent- practice shooting free throws, Dependent- making baskets.
500
What are the two types of variables stated in a hypothesis?
independent and dependent variables
500
Two different colored cans are placed in the sun and the temperature is recorded. What type of variable is the sun?
Constant Variable
500
To start an experiment, scientists gather information and come up with a ________________ to be answered.
Testable question
500
In which step of the scientific method do you use your information to draw conclusions about your experiment?
Analysis of results