Section 1.1-1.3 Flashcards Preview

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Flashcards in Section 1.1-1.3 Deck (27)
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1

What is science not?

Something that can't be proven or tested

2

What does science start with?

Observation

3

What are the 2 types of observation?

Quantitative and qualitative

4

Quantitative-

Includes numbers, counting, or measuring

5

Qualitative-

Characteristics that cants be measured or counted

6

Spontaneous generation

The idea that life could arise from non living matter

7

Controlled experiment-

One variable is changed at a time

8

Manipulated variable-

Deliberately changed

9

Responding variable-

Responds to the variable that is being manipulated

10

Theory

When the hypothesis becomes so well supported

11

Science-

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

12

Observation

The process of gathering info about events or processes in a careful, orderly way

13

Data

The info gathered from observations

14

Inference

A logical interpretation based on prior experience or knowledge

15

Hypothesis

A proposed scientific explanation for a set of observations

16

What is the goal of science?

To investigate and explain the natural world and to use those explanations to make useful predictions

17

Things that can change in an experiment are called_________

Variables

18

What can a hypothesis change into if it is very well supported

A theory

19

List 4 characteristics of living things:

Reproduce, grow and develop, respond to their environment, and change over time

20

What is the study of living things

Biology

21

Cell

Made up of living matter and is surrounded by things to protect it

22

What is the smallest unit of an organism that is considered alive

A cell

23

Unicellular= ________
Multicellular= _________

Single cells
Multiple cells

24

What are 2 types of asexual reproduction

1. A single called organism divides in half to form 2 new organisms
2. A portion of an organism splits off to form another organism

25

What does an organism use energy for

To grow, develop, and reproduce

26

What is the combination of reactions through which an organism builds up or breaks down materials

Metabolism

27

What's the difference between a hypothesis and an inference

A hypothesis is an educated guess but an inverse is based on prior knowledge