Observations and Inferences
Scientific Method
Bar Graphs
100
Give an example of how you can start a sentence that is an INFERENCE.
I think...
100
What is a HYPOTHESIS?
An educated guess based on background research.
100
List the 5 parts of a COMPLETE BAR GRAPH.
1) TITLE
2) HORIZONTAL AXIS with a label
3) VERTICAL AXIS with a label
4) VERTICAL AXIS with an appropriate scale
5) BARS that represent the data
200
Is this statement an OBSERVATION or INFERENCE? Why?
I see the red bird.
OBSERVATION: We used our sense to see. We are not guessing about anything.
200
Give two examples of where you can get background research from.
Examples: Books, reliable websites, news articles, etc.
200
Draw something HORIZONTAL and VERTICAL.
300
Give 5 examples of how you can start a sentence that is an OBSERVATION.
I see..
I feel...
I hear...
I smell...
I taste...
300
Give one way you can REPORT YOUR RESULTS so that it is easy for people to understand your DATA.
A chart, a bar graph
300
Is this bar graph complete? Why or why not?
No, missing:
1) TITLE
2) HORIZONTAL AXIS with a label
400
Is this a QUALITATIVE or QUANTITATIVE OBSERVATION? Explain.
There are a lot of students with black shirts in class 604.
QUALITATIVE: There is no specific amount, and it is speaking about the BLACK shirts, which is a color, or quality of the shirts.
400
You are doing an experiment on plant growth and sunlight. A popular YouTuber that often shows off his plants and dog says pouring milk on the plant helps increase plant growth. He has 550,000 subscribers. Is he a good source for background research for your experiment?
NO- he is not a scientist, and did not do an actual experiment. Scientific Journals are the most reliable source of information.
400
Is this bar graph complete?
No, it is missing a horizontal axis label.
500
Which statement is an INFERENCE? Why?
A) No one answered the door, so no one must be home.
B) No one answered the door.
C) The door is painted blue.
D) I see the doorbell is broken.
A) No one answered the door, so no one must be home.
It includes a guess about why no one is answering the door.
500
What is an essential part of TESTING WITH AN EXPERIMENT?
A) Working hard.
B) A thermometer.
C) Deciding on your materials and procedure.
D) Looking up what to do on the internet.
C) Deciding on your materials and procedure.
500
TRUE OR FALSE? Explain.
We first make a bar graph, then make a chart.
FALSE- We make the chart first and can use it to make a BAR GRAPH.