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Worksheets3.2 Agriscience Investigators
Total questions: 21
Worksheet time: 11mins
If given a deck of cards and asked to classify into groups and categories all would be appropriate except:
Group: Color
Categories: Red, Black
Group: Suits
Categories: Hearts, Spades, Clubs, Diamonds
Group: Number vs Face
Categories: Numbers, Faces
Group: Numbers
Categories: 2,3,4,5,6,7,8,9,10
What are the advantages of using a computer interface, such as a LabQuest 2, to make measurements?
LabQuest2 will graph data
LabQuest2 will store data
LabQuest2 provides very accurate measurements
LabQuest2 will analyze data
Blood, pH of 7.4
acid
base
neutral
Vinegar, 3.0
acid
base
neutral
water, 7.0
acid
base
neutral
Potato, 6.0
acid
base
neutral
0
highly acidic
neutral
highly basic
slightly basic
Neutral
0
7
14
14
highly acidic
highly basic
neutral
slightly acidic
using the five senses to detect information
classifying
observing
predicting
measuring
developing an assumption of the outcome
predicting
inferring
experimenting
measuring
sorting objects by similar characteristics
classifying
experimenting
observing
measuring
comparing unknown quantities to a reference
observing
inferring
predicting
measuring
carrying out an investigation
communicating
experimenting
inferring
classifying
sharing findings and results
classifying
communicating
measuring
predicting
analyzing results to form conclusions
inferring
predicting
experimenting
classifying
Why is correct soil pH important?
plants can't uptake nutrients at certain pHs
plants get cold at certain pHs
plants get disease at certain pHs
plants can't uptake water at certain pHs
How do you neutralize at acid?
add water, 7.0
add a base
add an acid
What would happen to a base if you added an acid?
It would be toxic
It would lower the pH
It would raise the pH
nothing
How much more acid is a 2.0 than a 3.0?
10 times
100 times
-10 times
-100 times
What is the minimum pH you would want for your plant to be able to uptake phosphorus adequately?
4
7
6.3
8.75
