In chemistry, to be classified as an organic substance, a substance must
contain.... ✔️Ans - Carbon Atoms
Which element does NOT contain any neutrons? ✔️Ans - hydrogen
The chemical formula of a compound describes the elements the compound
contains and the... ✔️Ans - ratio of elements in the compound
What is the symbol for hydroxyl ion? ✔️Ans - OH-
What reaction produces a chemical change? ✔️Ans - adding salt into
hot water
Choking is presented by the... ✔️Ans - epiglottis covering the voice
box
When scientists are measuring the liquids resistance to flow they are
measuring the... ✔️Ans - viscosity
When a lobster grows a claw to replace one that was lost, the process is
called... ✔️Ans - regeneration
What reduces friction? ✔️Ans - ball bearings
Any astronomical body that revolves around a larger body is called...
✔️Ans - a satellite
The cashier NEGATED the charge on the item. ✔️Ans - nullified
ERRATICALLY most nearly means. ✔️Ans - irregularly
INEPT most nearly means. ✔️Ans - silly
DEVOUT most nearly means. ✔️Ans - pious
NURTURE most nearly means. ✔️Ans - cultivate
, FERVENTLY most nearly means. ✔️Ans - passionately
OPPRESSIVE most nearly means. ✔️Ans - painful
COMPLEXITY most nearly means. ✔️Ans - intricacy
We will long remember our PERILOUS journey. ✔️Ans - hazardous
PRESTIGE most nearly means. ✔️Ans - status
VOID most nearly means. ✔️Ans - empty
They CONSOLED each other after the accident. ✔️Ans - solaced
I'm pleased you want to CONDEMN his behavior. ✔️Ans - disapprove
strongly
SKEPTICISM most nearly means. ✔️Ans - cynicism
The officer's CONCEIT was very obvious. ✔️Ans - vanity
Standard multi-meter measures? ✔️Ans - Voltage, current, and
resistance.
AC stands for? ✔️Ans - Alternating current
Catalytic converter is part of what system? ✔️Ans - Emissions control
system
A car stops suddenly. Why are the passengers thrown forward against their
seat belts? ✔️Ans - The inertia of each passenger
Centrifugal force is the.. ✔️Ans - outward force caused by rotation
It is true that frictional forces... ✔️Ans - always oppose forces
producing motion
What engine component stores oil for lubrication? ✔️Ans - Oil pan