Classification Matter Quiz

Selam H
Quiz by Selam H, updated more than 1 year ago
Selam H
Created by Selam H almost 7 years ago
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Description

Biology Science (HS Physical Science) Quiz on Classification Matter Quiz, created by Selam H on 09/26/2013.

Resource summary

Question 1

Question
How do distinguish one element from another?
Answer
  • Number of atoms
  • Number of electrons
  • Number of portons
  • All of the above

Question 2

Question
Which of these is NOT a homogeneous mixture?
Answer
  • Solution
  • Suspension
  • Colloid

Question 3

Question
A mixture ___ a chemical combining of substances.
Answer
  • is
  • is not

Question 4

Question
In a compound, the ____ are ____ combined.
Answer
  • atoms, chemically
  • atoms, physically
  • molecules, physically
  • molecules, chemically

Question 5

Question
Elements that make up the compound ____ their identities and ____ take on a new set of properties.
Answer
  • retain, do
  • retain, don't
  • lose, don't
  • lose, do

Question 6

Question
The smallest identifiable unit of an element is a(n) ____.
Answer
  • proton
  • atom
  • molecule
  • None of these

Question 7

Question
In a mixture, the substances involved _____ be separated by a simple physical process because the elements are ________.
Answer
  • can, physically combined
  • can, chemically combined
  • can not, chemically combined
  • can not, physically combined

Question 8

Question
In a mixture substances _____ their identities.
Answer
  • retain
  • lose

Question 9

Question
Which of these is not a heterogeneous mixture? (more than one)
Answer
  • raisin bread
  • dissolved sugar water
  • humans
  • tossed salad

Question 10

Question
Which of these is a mixture (others are pure substances)?
Answer
  • Hydrogen
  • Potassium
  • Neon
  • Sugar
  • An apple
  • Milk

Question 11

Question
What is absolute zero?
Answer
  • coldest possible temerature
  • highest possible temperature

Question 12

Question
The measurement with absolute zero is ____.
Answer
  • Kelvin
  • Fahrenheit
  • Celcius

Question 13

Question
The first element was _____ because it has the least amount of protons.
Answer
  • Helium
  • Oxygen
  • Hydrogen
  • Nitrogen

Question 14

Question
The two pure substances: _____ & ____.
Answer
  • Nuclear Fusion, Nuclear Fission
  • Compound, Element
  • Homogeneous, Heterogeneous
  • Solids, Liquids

Question 15

Question
Kool-Aid mix is mixed with water until it dissolves. Which of these is correct?
Answer
  • Solute = Water Solvent = Kool-Aid
  • Solute = Kool-Aid Solvent = Water

Question 16

Question
Stars burn out when they __________.
Answer
  • run out of oxygen
  • gain to much oxygen
  • run out of hydrogen
  • gain to much hydrogen

Question 17

Question
What is the "Universal Solvent"?
Answer
  • Salt
  • Hydrogen
  • Water

Question 18

Question
What are two chemical properties?
Answer
  • Elements, Compounds
  • Color change, Production of gas
  • Malleability, Hardness
  • None of these

Question 19

Question
What is the difference between endothermic and exothermic?
Answer
  • exothermic = heat taken in endothermic = heat released
  • exothermic = heat released endothermic = heat taken in
  • No difference

Question 20

Question
Three exothermic phase changes are?
Answer
  • Melting
  • Condensation
  • Deposition
  • Evaporating
  • Sublimation
  • Freezing

Question 21

Question
Three endothermic phase changes?
Answer
  • Freezing
  • Melting
  • Sublimation
  • Evaporating
  • Deposition
  • Condensation
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