Scientific Investigation

Which term(s) describe the following graph

• Positive correlation

• Negative correlation

• Linear

• Non-linear

State TWO constant variables for this investigation

• (same) drop height

• (same) temperature of ball

• The height of the bounce

• (same) type of ball

Pick tow Quantitative observations?

(SELECT 2)

• Eight people are standing in front of a building.

• There are 9 posters on the building's door.

• Those people are waiting to see their grandma.

• All the people are wearing masks.

Data that is observed using your 5 senses and is described through the use of WORDS is...

• Quantitative Data
• Qualitative Data

What is the first step of the scientific method?

• Analyze Surroundings

• Gather information

• Draw conclusions

• Ask a question

A bug repellent was sprayed on one arm. On the other arm, the bug repellent was not sprayed. After 2 hours, the number of bug bites are recorded. What is the independent variable?

• The type of bug repellent

• If an arm was sprayed with bug repellent or not

• The number of bug bites

T11 - What can you infer about the temperature for E.coli bacterial growth?

• E. coli does not grow well at low and high temperatures.
• E coli will continue to grow at very high temperatures.
• E.coli grows best at very low temperatures
• E.coli grows best at very high temperatures.

A statement that answers the question.

• Claim

• Evidence

• Reasoning

• science

The control group

• The parts of the experiment you keep the same

• The only group you collect data from

• The group you change on purpose

• Does not have the independent variable and is used for comparison

The independent variable

• Changes due to other factors

• The change that you are making on purpose

• Is an individual step of the experiment

• Can be different when repeating the same experiment