Scientific Method and the Microscope

Question 1

What are the steps to the scientific method?

Answer 1

1. Ask a question
2. Form a hypothesis
3. Conduct an experiment
4. Make an observation and gather data
5. Use data to support hypothesis or form a new hypothesis
6. Draw conclusions.

Question 2

Eyepiece

Answer 2

A part of the microscope that allows for viewing of specimen and brings object into focus (can be 10x or 15x)

Question 3

Eyepiece tube

Answer 3

Connects eyepiece and objective

Question 4

Arm

Answer 4

The supporting structure of the microscope

Question 5

Base

Answer 5

The bottom of the microscope

Question 6

Objective lenses

Answer 6

Lenses that allow for a clear view of the specimen. They come in 4x , 10x, 40x and 100x

Question 7

Nosepiece

Answer 7

It is a revolving object on which the objective lenses sit. It moves the objective lenses

Question 8

Course adjustment knob

Answer 8

A knob on the microscope that helps focus the specimen by moving the stage up and down.

Question 9

Fine adjustment knob

Answer 9

A knob on the the microscope that helps clarify the image of the specimen.

Question 10

Stage

Answer 10

Where the specimen or object is placed for viewing

Question 11

Stage clips

Answer 11

Clips that hold the specimen or object in place

Question 12

Stage controls

Answer 12

Moves the stage right to left

Question 13

Diaphragm

Answer 13

Allows light to reach the object or specimen

Question 14

Illuminator

Answer 14

The light source

Question 15

Condenser knob

Answer 15

Controls the amount of light that reaches the object or specimen

Question 16

Scientist typically

Answer 16

-make observations
- form hypotheses
- test them

Question 17

Two types of data

Answer 17

Qualitative data = descriptions
Quantitative data + numerical measurements

Question 18

Two types of reasoning

Answer 18

-Inductive: makes generalizations based on collecting and analyzing a large number of observations
-Deductive : flows from general premises to predicted and specific results

Question 19

Scientific theory

Answer 19

Supported by large and usually growing body of evidence

Question 20

Independent Variable

Answer 20

Manipulating

Question 21

Dependent variable

Answer 21

Measuring