In the scenario: "The grade students receive on the post test increases with the number of hours they study" ___________ is the DEPENDENT VARIABLE
Grade earned on the post test
100
What tool do we use to measure mass?
Triple Beam Balance
100
What number is the metric system based on?
10
100
What is the definition of a hypothesis?
A possible answer to a testable question
100
The independent variable goes on the ____ axis.
X
200
In the scenario: "The amount of time students are on task affects the number of times a teacher must stop the lesson. __________ is the INDEPENDENT VARIABLE
The amount of time students are on task
200
What tools do we use to measure the volume of a liquid?
Beaker, graduated cylinder, pipette
200
What unit of measure do we use to measure the volume of a liquid?
Liter (mL, L)
200
What is the difference between a testable question and a regular question?
A testable question can be tested in an experiment; it has IV and DV; How does ____ affect _____.
300
How does the amount of sleep a person gets affect their test scores? is an example of a __________ .
Testable Question (How does _____ affect _____ ?)
300
What tool do we use to measure the volume of a solid?
a metric ruler (LxWxH)
300
What unit of measure do we use to measure mass?
Grams (g, mg, kg)
300
The variables in an experiment that must stay the same are called the _______ variables.
Control
300
What formula or method should you use to determine the appropriate scale/interval to use when labeling your x and y axes?
highest value/divided by lowest value; look at dataset range (highest and lowest) and create equal fractions of the whole on your axis (number line).
400
Students want to know if the amount of sleep their teachers get affects the number of mistakes they make while grading.
What is a possible hypothesis for this scenario?
If the number of hours of sleep teachers get in a night is less than 5, the number of mistakes they make while grading will increase.
400
What steps should be taken first when using the TBB?
Calibrate the scale by setting it on a level, flat surface and then moving the sliders to zero.
400
Convert 30 mm to cm
3
400
Data that can be observed using the 5 senses is called ____ .
Qualitative Data
400
Calculate the average of the data set below:
3, 4, 2, 7, 4, 4, 6
Round to the nearest tenth.
4.3
500
Write your own testable question and hypothesis for the scenario below:
The time students spend studying and its effect on their post test scores
(Teacher to evaluate)
500
How do we use a graduated cylinder precisely? (2 steps)
Measure the bottom of curve (meniscus) and measure at eye level
500
Find the precise measurement
(teacher provided)
500
What is science?
The body of knowledge and study of the natural world
500
Label the coordinate plane with the appropriate scale, IV, and DV using the data below:
The amount of rain in cm= 3, 6, 7, 7, 9
The month of the year= Jan, Feb, Mar, April, May
x axis= months
y axis= rain in cm
scale= 0, 3, 6, 9