Chapter 1 Test Flashcards Preview

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Flashcards in Chapter 1 Test Deck (34)
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0
Q

Responding variable

A

The variable that changes in response

1
Q

Manipulated variable

A

The variable that you change

2
Q

Basic unit of length

A

Cm

3
Q

Basic unit for mass

A

Grams

4
Q

Basic unit for temperature

A

Degrees celcius

5
Q

Basic unit for volume

A

ML

6
Q

Basic unit for time

A

Min

7
Q

What you look through

A

Eye piece

8
Q

Big nob

A

Coarse adjustment

9
Q

Little nob

A

Fine adjustment

10
Q

Bottom

A

Base

11
Q

Magnified little nobs

A

Objectives
Low x5
Medium x10
High x40

12
Q

Where the slide goes

A

Stage

13
Q

Under the stage

A

Diaphragm

14
Q

Light

A

Light

15
Q

Redi’s experiment

A

Fresh meat in two jars
One open and one sealed
Open jar contained maggots

16
Q

5 characteristics of living things

A
Made of cells
Reproduce 
Grow and develop
Obtain and use materials for energy
Respond to environment
17
Q

Science

A

An organized way of using evidence to learn about the natural world

18
Q

Observation

A

Using one or more senses to gather information

19
Q

Hypothesis

A

Possible exclamation for a set of observations or answer to scientific question

20
Q

When is a hypothesis useful

A

When it can be tested

21
Q

What are the three ways from which a hypothesis may rise

A

Prior knowledge, logical inferences, imaginative guesses

22
Q

Theory

A

Applies to a well tested explanation that unifies a broad spectrum of observations

23
Q

Biology

A

The science that seeks the understanding of living world

24
Q

Homeostasis

A

Organisms keep their internal conditions relatively stable

25
Q

Level of organization

A

Adams, molecules, cells, tissues, organs, organ system, organism, population, community, ecosystem, biosphere, solar system

26
Q

Biosphere

A

The largest level of a biological study

27
Q

Metric system

A

A decimal system of measurement his units are based on a certain physical standards scale in multiples of 10

28
Q

Microscope

A

A device that produces magnify images of structures that are too small to see with the unaided eye

29
Q

Compound light microscope

A

Allows light to pass through a specimen using two lenses

30
Q

What is the single most important role for your safety while working in a laboratory

A

Always fall directions exactly

31
Q

Ecosystem

A

A community of living organisms

32
Q

Population

A

the total number of persons inhabiting a country, city, or any district or area.

33
Q

Multicellular organism

A

an organism composed of many cells, which are to varying degrees integrated and independent. The development of multicellular organisms is accompanied by cellular specialization and division of labour; cells become efficient in one process and are dependent upon other cells for the necessities of life.