Science-Ch. 5 Question Preview (ID: 44201)
Matter-Properties And Changes.
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A base sample has a pH range ____________________.
a) between 0 and 7
b) between 7 and 14
c) of exactly 7
d) of exactly 0
All of the following are examples of physical changes except ________________.
a) melting
b) evaporating
c) burning
d) solidifying
One of the chemical of bases is that they _______________.
a) taste sour
b) feel slippery
c) crumble
d) corrode metal
Density is equal to _________________________.
a) volume times mass
b) mass times volume
c) volume divided by mass
d) mass divided by volume
The following are examples of chemical properties EXCEPT __________________.
a) the ability to burn
b) the ability to be crushed
c) the ability to be react with oxygen
d) toxicity
All of the following are a state of matter EXCEPT _______________.
a) solid
b) gas
c) liquid
d) density
An acidic sample has a pH _________________.
a) between 0 and 7
b) between 7 and 14
c) of exactly 7
d) of exactly 0
Acids and bases can be all of the following except _____________________.
a) living
b) useful
c) harmful
d) edible
A neutral sample has a pH ___________________.
a) between 0 and 7
b) between 7 and 14
c) of exactly 7
d) of exactly 0
Density is an example of a __________________.
a) chemical property
b) chemical change
c) physical property
d) physical change
A characteristic of matter that allows it to change to something new is a ______________.
a) physical property
b) physical change
c) chemical property
d) chemical change
Which of the following is an example of a chemical change?
a) painting a house
b) freezing water
c) bending steel
d) baking soda in water
Which of the following is an example of a chemical change?
a) bending a pop can
b) evaporation of milk
c) melting wax
d) burning paper
The freezing point of a substance is ____________________ the melting point of the same substance.
a) greater than
b) less than
c) equal to
d) unrelated to
The following are examples of physical properties EXCEPT _________________.
a) density
b) shape
c) color
d) the ability to react with oxygen
Which of the following is an example of a physical change?
a) evaporation in a a swamp cooler
b) electricity produced by a dry cell
c) digestion of a hamburger
d) rusting of a car body
As a sample of matter is cooled, which property of its particles increases?
a) average kinetic energy
b) pressure
c) buoyancy
d) cohesive forces
The millions of compounds that exist are made from approximately _________________ elements.
a) 50
b) 75
c) 115
d) 150
All of the following are examples of chemical weathering except _________________________.
a) acid rain
b) cave formations
c) rocks breaking because of ice
d) pollution
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