WGU C165 Integrated Physical Sciences Proficiency knowledge test Exam Questions and certified Answers 2024/2025
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WGU C165
Institution
WGU C165
WGU C165 Integrated Physical Sciences Proficiency knowledge test Exam Questions and certified Answers 2024/2025
Which kind of electromagnetic radiation does the lamp emit to produce this effect?
a) Microwaves
b) Infrared radiation
c) Ultraviolet radiation
d) X-rays - correct answer c) Ultrav...
WHU C165 Integrated Physical Sciences
Proficiency knowledge test Exam Questions
and certified Answers 2024/2025
Which kind of electromagnetic radiation does the lamp emit to produce this effect?
a) Microwaves
b) Infrared radiation
c) Ultraviolet radiation
d) X-rays - correct answer c) Ultraviolet radiation
After natural disasters, first responders can locate survivors in the rubble by using
thermal detectors. Because the victims' bodies are warmer than their surroundings, the
difference in temperature is detected by electromagnetic waves.
Which part of the electromagnetic spectrum is being detected?
a) Radio waves
b) Infrared radiation
c) Ultraviolet radiation
d) X-rays - correct answer b) Infrared radiation
Airport security uses electromagnetic radiation to form images of objects inside
passenger luggage.
Which type of electromagnetic radiation is used in this way?
a) Radio waves
b) Visible light
c) Ultraviolet radiation
,d) X-rays - correct answer d) X-rays
Which type of wave has a longitudinal motion?
a) Gamma waves
b) Transverse waves
c) Sound waves
d) Light waves - correct answer c) Sound waves
Which is a characteristic of electromagnetic waves?
a) Transverse wave motion
b) Travels faster through water than air
c) Longitudinal wave motion
d) Can travel only through a vacuum - correct answer a) Transverse wave motion
Which subatomic particle is located outside the nucleus?
a) Proton
b) Neutron
c) Electron
d) Ion - correct answer c) Electron
What charge does a neutron have?
a) Positive charge
b) Negative charge
c) No charge
,d) Variable charge - correct answer c) No charge
A chocolate chip cookie is made with dough and chocolate chips.
Which type of substance is a chocolate chip cookie?
a) Element
b) Compound
c) Mixture
d) Mineral - correct answer c) Mixture
Which example describes a compound?
a) A substance with only iron atoms
b) A substance with sodium atoms bonded to chlorine atoms
c) A substance with fluorine and nitrogen atoms that are not bonded together
d) A substance with iron and aluminum atoms that are not bonded to each other -
correct answer b) A substance with sodium atoms bonded to chlorine atoms
In which state of matter are particles close together, but able to slide past one another?
a) Liquid
b) Solid
c) Plasma
d) Gas - correct answer a) Liquid
Which change of state does the image show?
a) Solid to liquid
, b) Liquid to gas
c) Gas to solid
d) Gas to liquid - correct answer a) Solid to liquid
Which action demonstrates a chemical change?
a) Shredding paper
b) Cooking an egg
c) Evaporating water
d) Breaking a stick - correct answer b) Cooking an egg
Which type of bond is formed when valence electrons are shared between two atoms?
a) Ionic
b) Mechanical
c) Covalent
d) Metallic - correct answer c) Covalent
Which properties will elements in group 2 share, based on location in the periodic table?
(Choose 2 answers)
a) Good thermal conductivity
b) Poor thermal conductivity
c) Poor electrical conductivity
d) Good electrical conductivity - correct answer a) Good thermal conductivity
d) Good electrical conductivity
Consider the location of sodium (Na) on the periodic table.
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