lesson 2 Flashcards
What is an experiment?
a test to try to answer a question
What is a hypothesis?
a possible explanation or guess for what might happen and is tested with an experiment
What is an investigation?
the study of something in a certain way in order to find out more information
Define the word…….
prediction
a guess about what might happen based on an observation
What is a variable?
something that is changed in an experiment
Scientists might want to know what the surface of Venus looks like. To answer that question, what kind of investigation would scientists do?
experimental or descriptive investigation
Descriptive Investigation-
investigations that describe something
A(n) _________ is a test to try to answer a question.
a. prediction
b. experiment
c. variable
d. investigation
b. experiment
Experiments have _______s. A ________ is something that is changed in an experiment.
a. hypothesis
b. element
c. variable
d. investigation
*the answer to both blanks is the same word
c. variable
__________ is a possible explanation or guess for what might happen and is tested with an experiment.
a. hypothesis
b. experiment
c. variable
d. investigation
a. hypothesis
True or False:
Data is the information or facts that are found when doing an investigation.
true
Question/ Hypothesis/ Variable:
The statement is a an example of a _________.
“The yellow tomato seeds will produce fruit faster than the red tomato seeds.”
Hypothesis
Data is………
a. a guess about what might happen based on observation.
b. a collection of inferences.
c. a list of steps that a scientist will do to answer a question.
d. information or facts that are found when doing an investigation. Often shown as graphs or charts.
d. information or facts that are found when doing an investigation. Often shown as graphs or charts.
