
Feedback Loops, error and bias
Authored by Charles Galbreath
Other Sciences
9th - 12th Grade
Used 28+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The following is an example of what type of feedback loop?
Negative Feedback Loop
Neutral Feedback Loop
Positive Feedback Loop
Global Warming Feedback Loop
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The following is an example of what type of feedback loop?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
If the calcium in your blood decreases below homeostasis levels, a gland in the brain will sense the decrease and send a chemical message to your bones. Your bones will release calcium into the blood, bringing blood calcium levels back up.
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is another word that can be used to describe "homeostasis"?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the environment gets cold, we will often shiver in order to increase body temperature. Is this an example of a positive or negative feedback loop?
positive feedback loop
negative feedback loop
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Rapid growth during puberty causes your body to release more and more growth hormones. As you grow, more and more growth hormones are released until puberty is reached, and then the hormones stop.
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Warmer temperatures cause an increased amount of water vapor and rain. Increased rainfall causes an increase in plant growth on Earth, which in turn could removes more carbon dioxide from the atmosphere. Less carbon dioxide in the air reduces global temperatures.
Identify the stimulus in this scenario from the list below.
Increase in plant growth on Earth
Higher levels of carbon dioxide being removed from the atmosphere
Warm temperatures
Reduction in global temperatures
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