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Scientific Method - Identifying Parts Of An Experiment - Quiz 1
Test Description: Assess students ability to apply the vocabulary of experimental design to real-world scenarios.
Instructions: Answer all questions to get your test result.
1) Denise heard that little children will pick food based upon color. So, she offered 100 kindergarteners colored mashed potatoes for lunch – red, yellow, green, and blue. She recorded how many students selected each color. The Independent variable is:
A
The color of mashed potatoes
B
Giraffes are close relatives of horses.
C
The number of students
D
The size of the portion of mashed potatoes
2) Denise heard that little children will pick food based on color. So, she offered 100 kindergarteners colored mashed potatoes for lunch: red, yellow, green, and blue. She recorded how many students selected each color. The Dependent Variable is:
A
Regular, white mashed potatoes
B
The color of mashed potatoes
C
The number of students picking each color
D
The number of juiceboxes served at lunch
3) Denise heard that little children will pick food based upon color. So, she offered 100 kindergarteners colored mashed potatoes for lunch – red, yellow, green, and blue. She recorded how many students selected each color. The control should be:
A
100 kindergarten children
B
The colored mashed potatoes
C
Regular, white mashed potatoes
D
A big switch that turns out the lights
4) Denise heard that little children will pick food based upon color. So, she offered 100 kindergarteners colored mashed potatoes for lunch – red, yellow, green, and blue. She recorded how many students selected each color. The constants should be:
A
only used mashed potatoes, used kindergarten children, collected data on the same day
B
the color of the chairs
C
rubber ducks, fuzzy dice, silver spoons giant pandas
D
100 kindergarten students
5) Denise heard that little children will pick food based upon color. So, she offered 100 kindergarteners colored mashed potatoes for lunch – red, yellow, green, and blue. She recorded how many students selected each color. The replicates should be:
A
1oo kindergarten students
B
Denise's favorite color is purple
C
colored mashed potatoes
D
How many plastic trays are used to serve
6) Denise believes little children will pick food based upon color. So, she offered 100 kindergarteners colored mashed potatoes for lunch – red, yellow, green, and blue. She recorded how many kids chose each color. What type of graph should she use?
A
Bar graph
B
Phonograph
C
Circle graph (or pie chart)
D
Line graph
7) When making a table of experimental data, where should you record the Independent Variable?
A
In the far right column
B
In the far left column
C
In the middle columns of the table
D
In your kitchen
8) When making a table of experimental data, where should you write down the Dependent Variable values that you measure?
A
In the far right column
B
In the far left column
C
In the middle columns of the table
D
In the dining room
9) Once you gather experimental data, you can analyze it by:
A
Graphing the data using a bar, line, or circle/pie graph
B
All of the others
C
Looking for trends and patterns in the measured values
D
Calculating the mean (average) value of each trial
10) If there are slight differences between your measured data, you should....
A
Keep the largest value and ignore the rest
B
Keep the smallest value and ignore the rest
C
Calculate the mean (average)
D
Discard them and start the experiment all over again
*select an answer for all questions
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