C165 PHYSICAL SCIENCES EXAM WITH
100% CORRECT ANSWERS { GRADED
A+}
The study of energy and forces of matter - ✔✔Physics
The study of the properties of matter and how matter changes; atoms, molecules and their
interactions to form substances - ✔✔Chemistry
the study of the moon, stars, and other objects in space - ✔✔astronomy
The scientific study of earth and the universe around it including structure, materials and
processes - ✔✔Earth Science
The experimental factor that is manipulated; the variable whose effect is being studied. -
✔✔independent variable
The measurable effect, outcome, or response in which the research is interested. - ✔✔dependent
variable
Structures that scientists build to represent something else. - ✔✔Physical Model
,a verbal or graphical explanation for how a system works or is organized - ✔✔conceptual
model
A description of a system using mathematical concepts and language like an equation. -
✔✔mathematical model
a computer program that models an event or object - ✔✔computer model
Only falsifiable statements can be subject to scientific inquiry - ✔✔principle of falsification
a statement that is worded so that it is falsifiable, or disprovable, by experimental results -
✔✔falsifiable statement
Concise statement that summarizes the results of many observations and experiments - ✔✔Law
A well-tested explanation for a wide range of observations or experimental results. -
✔✔scientific theory
The theory that the universe originated in a huge explosion that released all matter and energy. -
✔✔Big Bang Theory
Sections of the Earth's crust that move due to convection currents. - ✔✔tectonic plates
The hypothesis that the continents slowly move across Earth's surface. - ✔✔continental drift
International System of units based on the metric system and units derived from the metric
system - ✔✔SI system
kilogram (kg) - ✔✔SI unit for mass
, meter (m) - ✔✔SI unit for length
seconds (s) - ✔✔SI unit for time
Kelvin (K) - ✔✔SI unit for temperature
prefix used in the International System to indicate a power of 10 - ✔✔SI prefix
centi (c) - ✔✔SI prefix meaning 0.01
milli (m) - ✔✔SI prefix meaning 0.001
kilo (k) - ✔✔SI prefix meaning 1,000
Micro - ✔✔SI prefix meaning .000001
Nano (n) - ✔✔SI prefix meaning .000000001
Mega (M) - ✔✔SI prefix meaning 1,000,000
The distance an object travels per unit of time - ✔✔Speed
Amount of space occupied by an object - ✔✔Volume
Mass per unit volume - ✔✔Density
Mass divided by volume D=m/v - ✔✔Density formula
a relationship in which one variable increases with an increase in another variable or vice versa -
✔✔direct relationship
100% CORRECT ANSWERS { GRADED
A+}
The study of energy and forces of matter - ✔✔Physics
The study of the properties of matter and how matter changes; atoms, molecules and their
interactions to form substances - ✔✔Chemistry
the study of the moon, stars, and other objects in space - ✔✔astronomy
The scientific study of earth and the universe around it including structure, materials and
processes - ✔✔Earth Science
The experimental factor that is manipulated; the variable whose effect is being studied. -
✔✔independent variable
The measurable effect, outcome, or response in which the research is interested. - ✔✔dependent
variable
Structures that scientists build to represent something else. - ✔✔Physical Model
,a verbal or graphical explanation for how a system works or is organized - ✔✔conceptual
model
A description of a system using mathematical concepts and language like an equation. -
✔✔mathematical model
a computer program that models an event or object - ✔✔computer model
Only falsifiable statements can be subject to scientific inquiry - ✔✔principle of falsification
a statement that is worded so that it is falsifiable, or disprovable, by experimental results -
✔✔falsifiable statement
Concise statement that summarizes the results of many observations and experiments - ✔✔Law
A well-tested explanation for a wide range of observations or experimental results. -
✔✔scientific theory
The theory that the universe originated in a huge explosion that released all matter and energy. -
✔✔Big Bang Theory
Sections of the Earth's crust that move due to convection currents. - ✔✔tectonic plates
The hypothesis that the continents slowly move across Earth's surface. - ✔✔continental drift
International System of units based on the metric system and units derived from the metric
system - ✔✔SI system
kilogram (kg) - ✔✔SI unit for mass
, meter (m) - ✔✔SI unit for length
seconds (s) - ✔✔SI unit for time
Kelvin (K) - ✔✔SI unit for temperature
prefix used in the International System to indicate a power of 10 - ✔✔SI prefix
centi (c) - ✔✔SI prefix meaning 0.01
milli (m) - ✔✔SI prefix meaning 0.001
kilo (k) - ✔✔SI prefix meaning 1,000
Micro - ✔✔SI prefix meaning .000001
Nano (n) - ✔✔SI prefix meaning .000000001
Mega (M) - ✔✔SI prefix meaning 1,000,000
The distance an object travels per unit of time - ✔✔Speed
Amount of space occupied by an object - ✔✔Volume
Mass per unit volume - ✔✔Density
Mass divided by volume D=m/v - ✔✔Density formula
a relationship in which one variable increases with an increase in another variable or vice versa -
✔✔direct relationship
