chapter 0

Question 1

scientific method

Answer 1

a planned, organized, approach, to solving a problem

Question 2

first step

Answer 2

identify a problem

Question 3

second step

Answer 3

research

Question 4

third step

Answer 4

form a hypothesis

Question 5

fourth step

Answer 5

design an experiment

Question 6

what will good scientific experiment have

Answer 6

1 variable

Question 7

independent variable

Answer 7

a factor that is being manipulated bu the experimenter ( isn’t changed by the variable being measured)

Question 8

dependent variable

Answer 8

(responding variable) factor that can change if the independent variable is changed ( the factor you are measuring )

Question 9

constants

Answer 9

factors that DO NOT CHANGE during the experiment

Question 10

control or control group

Answer 10

used in an experiment to show that the results of an experiment are actually a result of the condition being tested ( what you are comparing )

Question 11

system of measurement that is used world wide

Answer 11

SI

Question 12

Kilo

Answer 12

1,000

Question 13

hecto

Answer 13

100

Question 14

deca

Answer 14

10

Question 15

base unit

Answer 15

1

Question 16

deci

Answer 16

1/10

Question 17

penta

Answer 17

1/100

Question 18

mili

Answer 18

1/1000

Question 19

what does the prime meridian do

Answer 19

cuts the earth into the easter and western hemisphere

Question 20

what do maps have

Answer 20

scales

Question 21

what does the equator do

Answer 21

cuts the earth into the northern and southern hemisphere

Question 22

latitude lines

Answer 22

horizontal and measure north or south of the equator 0-90 degrees

Question 23

what happens to latitude when it increases

Answer 23

temperature decreases

Question 24

longitude lines

Answer 24

vertical, measure distance from east to west and 0-180 degrees

Question 25

longitude lines meet where

Answer 25

poles and are curved