total magnification on high power

The Objective Lens is

the magnifying part closest to the slide

the part you look through usually 10x

A compound light microscope is

an instrument that uses multiple lenses to magnify an object

Total magnification on low power

organized series of steps to implement scientific experiment

controls the amount of light used

paper chromatography is

used to separate different molecules from one another

the variable that is changed or manipulated in an experiment

chart used to list numbers for experiments

tested concept & acepted explanation of scientific occurence

The curve in the upper part of a liquid

A concept that has been repeatedly tested, and accepted most

What is Chromatography?

Lab technique used for the separation of mixtures

Can be performed by others under the same conditions

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Scientific Method & Lab Skills

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Questions 30

Answers

1
10X40=400X
controls the amount of light
total magnification on low power
total magnification on high power
2
The Objective Lens is
the part that you look through usually 10x
where the slide is placed
the magnifying part closest to the slide
used to focus on low and high power
3
The Eye piece is
where the slide is placed
the magnifying part closest to the slide
the part you look through usually 10x
used to focus on low and high power
4
A hypothesis is
the area visible through the eye-piece
an instrument that uses multiple lenses to magnify an ogject
an educated guess
5
A compound light microscope is
used to finalize the focus of an object
the area that is visible through the eye piece
an instrument that uses multiple lenses to magnify an object
6
10X10= 100X
Total magnification on low power
total control of light
total maginifacation on high power
7
A research plan is
an organized series of steps
organized series of steps to implement scientific experiment
an assumption based on observations
8
A Diaphragm
holds the slide in place
controls the amount of light used
used to focus only on low power
where the slide is placed
9
paper chromatography is
changes color indicating the presence of a substance
separated DNA using electrical current
used to separate different molecules from one another
10
a substance used to highlight features of a specimen for viewing with a microscope
indicator
field of view
hypothesis
stain
11
Independent variable
a chart that lists measurements
an asumption basedon observations
the variable that is changed or manipulated in an experiment
12
visual display of information or data that's shaded in to reflect values on the dependent axis
bar graph
inference
line graph
meniscus
13
Where the slide is placed is called
stage
eyepiece
stage clips
diaphragm
14
Data table
chart used to list numbers for experiments
variable that is changed or manipulated in the experiment
organized series of steps
15
Theory is
an assumption based on observations
series of steps to implement scientific experiment
the variable that's changed or manipulated
tested concept & acepted explanation of scientific occurence
16
An assumptions based on observations is
measurement
meniscus
line graph
an inference
17
the lowest part of the water curve is known as
mesurement
meniscus
bar graph
line graph
18
used to finalize the focus of an object under high power magnification is
objective lens
fine adjustment
stain
indicator
19
a chart that displays results as data points connected by line segments
line graph
bar graph
inference
20
What separated DNA using electrical current by size?
gel electrophoresis
paper chromatography
indicators
21
a chemical substance that changes color to signify the presence of a specific substance
hypothesis
indicator
field of view
stain
22
What part is used to focus on low and high power?
course adjustment knob
eyelpiece
stage
fine adjustment know
23
A meniscus
the bottom od a solid line
The curve in the upper part of a liquid
a tool
the top line that you see in a liquid
24
The variable measured in an experiement and influenced by the independent variable
dependent variable
independent variable
meniscus
inference
25
What is a Theory?
an organized set of steps
A concept that has been repeatedly tested, and accepted most
An assumption based on observations
a comparison of physical properties
26
What part is used to focus only on low power?
course adjustment knob
objective lens
fine adjustment knob
eyepiece
27
What is Chromatography?
Lab technique used for the separation of mixtures
A piece of paper that helps you separate minerals
great method to magnify specimens
a scientific instrument
28
A comparison of a physical property to a set standard to arrive at an accurate answer
measurement
bar graph
meniscus
inference
29
A valid experiment
Can be performed by others under the same conditions
An educated guess
Is an experiment that no one has tried before
A procedure for researchers
30
What part is used to focus on low and high power?
eyelpiece
course adjustment knob
fine adjustment know
stage

Scientific Method & Lab Skills Flashcards | StudBud