2024 WGU C165 Version 1 Complete Questions & Answers (Solved) 100% Correct
- The study of energy and forces of matter
Answer: Physics
- The study of the properties of matter and how matter changes; atoms, molecules and their
interactions to form substances
Answer: Chemistry
- the study of the moon, stars, and other objects in space
Answer: astronomy
- The scientific study of earth and the universe around it including structure, materials and
processes
Answer: Earth Science
- The experimental factor that is manipulated; the variable whose effect is being studied.
Answer: independent variable
- The measurable effect, outcome, or response in which the research is interested.
Answer: dependent variable
- Structures that scientists build to represent something else.
Answer: Physical Model
- a verbal or graphical explanation for how a system works or is organized
Answer: -conceptual model
- A description of a system using mathematical concepts and language like an equation.
Answer: mathematical model
- a computer program that models an event or object
Answer: computer model
- Only falsifiable statements can be subject to scientific inquiry
Answer: principle of falsification
- a statement that is worded so that it is falsifiable, or disprovable, by experimental results
Answer: falsifiable statement
- Concise statement that summarizes the results of many observations and experiments
Answer: Law 1 / 3
- A well-tested explanation for a wide range of observations or experimental results.
Answer: scientific theory
- The theory that the universe originated in a huge explosion that released all matter and
energy.
Answer: Big Bang Theory
- Sections of the Earth's crust that move due to convection currents.
Answer: tectonic plates
- The hypothesis that the continents slowly move across Earth's surface.
Answer: -continental drift
- International System of units based on the metric system and units derived from the metric
system
Answer: SI system
- kilogram (kg)
Answer: SI unit for mass
- meter (m)
Answer: SI unit for length
- seconds (s)
Answer: SI unit for time
- Kelvin (K)
Answer: SI unit for temperature
- prefix used in the International System to indicate a power of 10
Answer: SI prefix
- centi (c)
Answer: SI prefix meaning 0.01
- milli (m)
Answer: SI prefix meaning 0.001
- kilo (k)
Answer: SI prefix meaning 1,000
- / 3
- Micro
Answer: SI prefix meaning .000001
- Nano (n)
Answer: SI prefix meaning .000000001
- Mega (M)
Answer: SI prefix meaning 1,000,000
- The distance an object travels per unit of time
Answer: Speed
- Amount of space occupied by an object
Answer: Volume
- Mass per unit volume
Answer: Density
- Mass divided by volume D=m/v
Answer: Density formula
- a relationship in which one variable increases with an increase in another variable or vice
versa
Answer: direct relationship
- a relationship in which one variable decreases when another variable increases and vice
versa
Answer: inverse relationship
- defined in terms of standards
Answer: base quantity
- a physical aspect described by a combination of base quantities
Answer: derived quantity
- The speed of an object in a particular direction
Answer: Velocity
- Change in velocity divided by the time it takes for the change to occur
Answer: -Acceleration
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