These are things you find out about objects, events, and living things using your senses.
Observations
100
What is the very first step of the inquiry process?
Make an observation
100
What should you be sure to do to stay safe when doing science activities?
a) ask my teacher questions
b) smell every chemical I use
c) wear loose clothing
d) use tools
A-ask my teacher questions
100
List any three tools that are commonly used in science.
Possible answers: ruler, stopwatch, graduated cylinder, scale, magnifying glass, microscope.
100
A scientific conclusion is based on:
a) variables and experiments
b) observations and questions
c) facts and observations
d) tools and evidence
C-facts and observations
200
This is a statement of what you think will happen during an investigation.
Hypothesis
200
A scientist using scientific methods would not:
a) ask a question
b) form an opinion
c) record data
d) perform repeated trials
B-scientists don't use opinions
200
What is another word for hypothesis?
Prediction
200
List two of the four ways scientists organize data.
1) Graph 2) Chart 3) Data Table 4) Pictures
200
What is it called when a scientist answers questions about their research and provides evidence to prove their results?
Defending a conclusion
300
This is a standard against which change is measured.
Control Group
300
A valid scientific investigation must be able to be
a) replicated
b) graphed
c) predicted
d) observed
A-Replicated
300
How many variables should we test in an investigation at a time?
Only one!
300
Draw and label precision and accuracy.
See Board
300
Which of the following is an inference:
a) The dog is out of food.
b) The dog is running.
c) The dog is happy.
d) The dog smells bad.
C-The dog is happy.
400
If we are changing a factor in an experiment, we would call it a...
Variable
400
For scientific conclusions to be valid, it must be based on:
a) opinions
b) facts
c) descriptions
d) questions
B-facts
400
Other than experimenting, what is one other way a scientist might investigate a problem?
1) Surveys 2) Sampling 3) Making Models
400
List one safety precaution we should take in the lab.
Possible answers: tie back hear, wear gloves/goggles/apron, wear tight clothing, never taste or smell anything without permission, use caution when dealing with chemicals.
400
After observing cat feeding habits for 10 days, you notice that the cats you are studying chose wet cat food over dry cat food 9 out of 10 days. Make a conclusion from this data.
Cats prefer wet cat food.
500
The following test scores were received on a test with a total possible score of 75: 74, 74, 75 You could say that these scores are...
Both accurate and precise.
500
List two good resources for scientific research.
Possible options:
a. Science textbook
b. Scientific journal
c. The internet
d. Library
e. Other scientists
f. Encyclopedia
g. Government agency
h. Museum
500
List two of the four reasons that scientists use models.
1) To study things that are too small to see; 2) To study things that are too large to see; 3) They're less expensive; 4) They're less dangerous
500
Find the mean, median, mode, and range of the following set of numbers:
3, 2, 1, 2
Mean: 2
Median: 2
Mode: 2
Range: 2
500
After finishing an experiment, every good scientists...