Scientific Method Steps
A series of steps designed to help you solve problems and answer questions
A) scientific method
B) experiment
C) hypothesis
D) observation
A) scientific method
Susie wondered if the size of a hole punched in the side of a quart-sized milk carton would affect how far from the container a liquid would spurt when the carton was full of the liquid.
IV=
Size of the hole
When should you use a line graph?
To show trends over time or continuous data
What is an educated statement that could be tested called?
Hypothesis
The maximum amount of magnification we can achieve with our class microscopes (under oil immersion objective which has 100x stamped on it) is:
A) 100X
B) 400X
C) 1000X
D) cannot be determined from information given.
1000X
What is a control (constant) in an experiment
The part of the experiment that does not change.
Identify the independent variable. I want to know if vitamins will make a kitten grow faster.
Giving vitamins to kitten
What is the importance of labeling your graphs?
to provide clarity and context for the data presented
Are Scientists the only individuals who use the scientific method?
No everyone uses it.
Name the part of the microscope that adjusts the amount of light passing through the specimen.
The diaphragm or adjusting the lamp light
What is another word for an educated guess?
Hypothesis
Beatriz wondered if the height of a hole punched in the side of a quart-sized milk carton would affect how far from the container a liquid would spurt when the carton was full of the liquid.
DV=
Distance the Liquid spurted
When should you use a bar graph?
to compare quantities of different categories
Does science ever reach a final conclusion?
no, it never stops
If a specimen takes up half the diameter under 100X magnification and another specimen takes half the diameter under 400X which of the following is true?
A) specimen under 100X is smaller
B) specimen under 400X is larger
C) both specimens are the same size
D) none of these is correct
D
Susie wondered if the height of a hole punched in the side of a quart-sized milk carton would affect how far from the container a liquid would spurt when the carton was full of the liquid.
IV=
IV= height of the hole punched
Which Variable goes on the y-axis of a graph?
DV
What type of data is best represented by a pie chart?
proportional data showing parts of a whole
During step 4, information is collected. What is that information called?
data
List 2 possible reasons why you "can't see" the slide specimen under 400X magnification.
Here are some possible reasons: you only need 2
- not plugged in or light is off
- objective lens is not clicked into place
- focus is wrong
- not looking at the correct place in the slide
What skill is a scientist using when she listens to the sounds that whales makes.
A) making a hypothesis
B) interpreting data
C) making observations
D) drawing conclusions
C) making observations
How many variables should you test in an experiment?
One
If a data set has a wide range, what does that indicate about the data?
there is a large difference between the highest and lowest values
Constants are factors that _________ ___ _______.
remain the same
The diameter of the field of view will be larger or smaller if using the low power (red) objective lens?
Larger