Chapter 1 Test Flashcards

1
Q

_____ tests the effect of one thing on another using a control

A

experiment

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

the variable that changes its value according to the changes in other variables

A

dependent

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

the variable that is changed to test the effect on the dependent variable

A

independant

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

_____ is a factor that does not change when other variables change

A

constant

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

_____ is something created and used to represent an idea

A

model

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

_____ is an explanation of events based on knowledge gained from observations or experiments

A

a scientific theory

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

_____ is a statement about what happens in nature and seems to be true all the time

A

a scientific law

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

what are the three major categories of science

A

physical
earth
life

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

what type of science is physics

A

physical

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

what type of science is biology

A

life

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

what type of science is oceanography

A

earth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

what type of science is zoology

A

life

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

what type of science is human anatomy and physiology

A

life

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

what type of science is chemistry

A

physical

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

what type of science is meteorology

A

earth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

what type of science is microbiology

A

life

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

what type of science is geology

A

earth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

what type of science is astronomy

A

physical

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

what type of science is medicine

A

life

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

what type of science is climatology

A

earth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

what type of science is botany

A

life

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

what type of science is genetics

A

life

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

what are the six steps of the scientific method

A

identify the Problem
Observations
Hypothesis
Test
Analyze data
Conclusions
(POHTAC)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

the standard by which the test results can be compared

A

controls

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

_____ is an exact quantity that people agree to use to compare measurements

A

standard

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

how would length/distance be measured: USCS and SI

A

USCS - miles yard foot inches
SI - Km m cm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

how would mass be measured: USCS and SI

A

USCS - lb oz
SI - Kg g mg

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

how would time be measured

A

seconds

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

how would volume be measured: USCS and SI

A

USCS - gallon quarts pints cup
SI - L mL

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

how would temperature be measured: USCS and SI

A

USCS - Fahrenheit (F)
SI - kelvin (K) celsius (C)`

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

what SI units can be used for mass: standard and common

A

standard - Kg
common - Kg g mg

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

what SI units can be used for length

A

meter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

what SI units can be used for density

A

g/cm^3 or g/mL

34
Q

what SI units can be used for volume of a solid

A

m^3 or cm^3

35
Q

what SI units can be used for volume of a liquid

A

mL L

36
Q

1mL=___

A

1cm^3

37
Q

1L=___

A

1dm^3

38
Q

1cm^3=___

A

1mL

39
Q

1dm^3=___

A

1L

40
Q

What is the multiplying factor of Mega

A

(M) 1,000,000

41
Q

What is the multiplying factor of Kilo

A

(K) 1,000

42
Q

What is the multiplying factor of Hecto

A

(H) 100

43
Q

What is the multiplying factor of Deca

A

(D) 10

44
Q

What is the multiplying factor of unit

A

1

45
Q

What is the multiplying factor of deci

A

(d) 0.1

46
Q

What is the multiplying factor of centi

A

(c) 0.01

47
Q

What is the multiplying factor of milli

A

(m) 0.001

48
Q

What is the multiplying factor of micro

A

10^-6

49
Q

What is the multiplying factor of nano

A

(n) 10^-9

50
Q

How do you find the volume of a regular-shaped object?

A

V= l x w x h

51
Q

How do you find the volume of an irregular-shaped object

A

displacement rule

52
Q

how do you find the volume of a container of liquid

A

graduated cylinder

53
Q

what is the formula for density

A

D = m/V

54
Q

what are the units used when measuring density

A

g/cm^3 or g/mL

55
Q

what is the human body temperature in K, °C, and °F

A

310K
37°C
98.6°F

56
Q

what is the boiling point of water in K, °C, and °F

A

373K
100°C
212°F

57
Q

what is the freezing point of water in K, °C, and °F

A

273K
0°C
32°F

58
Q

what is the room temperature in K, °C, and °F

A

293K - 295K
20°C - 22°C
68°F - 72°F

59
Q

list aluminum, gold, hydrogen, iron, oxygen, and water in order from least dense to most dense

A

hydrogen
oxygen
water
aluminum
iron
gold

60
Q

what is about 1mm

A

a dime

61
Q

a football field is about ____ long

A

91m

62
Q

what can be measured in kilometers

A

the distance from your house to the store

63
Q

a teaspoon of medicine is about ____

A

5mL

64
Q

how much does a carton of milk hold

A

1.89L

65
Q

the speed of a roller coaster car can be measured in ____

A

meters per second

66
Q

how do you convert Celcius to kelvin

A

add 273

67
Q

the mass of a paper clip is about how much

A

1g

68
Q

which variable is placed on which axis of a line graph

A

x-axis: Independent
y-axis: dependent

69
Q

_____ is a visual display of data or information

A

graph

70
Q

information collected by counting can best be displayed on a _____

A

bar graph

71
Q

the type of graph that is useful for showing trends or continuous change is a _____

A

line graph

72
Q

information in a circle graph is often shown as _____

A

percentages

73
Q

why are graphs used

A

they are a quick way of communicating a lot of information in a small space

74
Q

What are the three types of graphs

A

line
bar
circle

75
Q

_____ is the application of scientific knowledge to benefit people

A

technology

76
Q

what are some examples of technology that have helped the world

A

calculators
printing presses
cell phones
cars

77
Q

what is the definition of length

A

distance between two points

78
Q

what is the definition of matter

A

anything that has mass and volume

79
Q

what is the definition of physical science

A

the study of matter and energy

80
Q

what is the definition of time

A

the interval between 2 events

81
Q

what are the four things a graph needs

A

title
labels on x and y axis
uniform numbering
fill most of graph paper