Vocabulary A
It is hard to measure or count. It describes characteristics of something.
What is a qualitative observation.
Information that can be expressed using numbers. It can be measured and counted.
What is quantitative observation?
These five sense are used to make observations.
What are smell, hearing, sight, touch and taste?
Which step involves testing the hypothesis?
a. drawing a conclusion
b. experimenting
c. formulating a hypothesis
d. stating the purpose
b. experimenting
Another word for a scientific prediction or an educated guess.
What is a hypothesis?
____________ is written using an IF, THEN statement.
What is a HYPOTHESIS?
1.Question/Problem
2.Hypothesis
3.Procedure
4.Result
5.Conclusion
What are the 5 steps of the Scientific Method?
Which of the following observations would be an example of a qualitative observation?
a. The ocean water appeared blue with spots of green in some areas.
b. The mouse grew one inch in three days.
c. There are 19 species of fish in the pond.
d. The temperature has reached over 100 degrees F seven days in a row.
a. The ocean water appeared blue with spots of green in some areas.
Mave wants to know which color of candy kids prefer. What would be an important variable in her experiment?
a. only ask her friends.
b. use the same candy in different colors but the same flavor.
c. do the experiment right before lunch so the kids are hungry.
d. ask each person what their favorite kind of candy is.
d. ask each person what their favorite kind of candy is.
Information gathered during an experiment is called.
What is data
Statements declaring what you believe will happen, that are based on specific observations and inferences.
What are predictions?
A way of solving problems that uses a set of steps the make sure your answer is accurate and based on evidence.
What is the scientific method?
What of the following uses observations to learn about what might happen in the future?
a. Inferences
b. Predictions
c. Neither A or B
d. Both A and B
b. Predictions
What is a control in an experiment?
a. The things that stays the same.
b. The things that changes.
c. Your data
d. The things that lead to a conclusion.
a. The things that stays the same.
This variable in an experiment is the one being deliberately changed by the scientist.
What is the independent variable?
Anything you are trying to measure.
What is a variable?
Anything that you can measure that helps prove that you are right.
What is evidence?
What happens if your hypothesis was not supported by your data?
a. You give up and move on with life.
b. Assume it was someone else's fault and blame them.
c. You change you data to support your hypothesis.
d. You revise your hypothesis and retest it using a new experiment and collect new data.
d. Revise your hypothesis and retest it using a new experiment and collect new data.
FILL IN THE BLANK:
Scientist work to answer questions about __________ & ___________ things in the natural world work.
What is WHY & HOW?
If you conduct an experiment where you place 5 of the same red candies in different types of soda, all the same amount of liquid, and same type of cups, the variable is what?
a. type of cup
b. color of candy
c. kind of soda
d. amount of sound
c. kind of soda
A summary of an investigation that involves stating whether the result supported or did not support the hypothesis and an analysis/explanation for why it did or did not.
What is a conclusion?
The most logical explanation of events that occur in nature. It must be tested over and over again.
What is a theory?
A logical explanation of an observation that is drawn from prior knowledge or experience.
What is an inference?
What is the difference between a law and a theory?
Laws describe patterns, and states what happens. Theories explain how and why those patterns happen/exist.
If you are testing the the buoyancy of a cotton ball and you leave one plain, cover one half in oil, and cover the third in oil completely, then place each in water, what is the variable?
a. water
b. cotton ball
c. amount of oil
d. time
c. amount of oil