Science, Ch. 4 Carry-over Questions Question Preview (ID: 44073)


States Of Matter. TEACHERS: click here for quick copy question ID numbers.

_______________ has mass and takes up space.
a) Thought
b) Light
c) Air
d) Emotion

To make a scale drawing of a basketball court, which of the following scales would be most useful?
a) 1 cm = 1 m
b) 1 km = 1 m
c) 1 m = 1 km
d) 1 m = 1 cm

The millions of compounds that exist are made from approximately __________ elements.
a) 50
b) 75
c) 115
d) 150

A certain atom has 26 protons, 26 electrons, and 30 neutrons. Its mass number is ______________.
a) 26
b) 30
c) 52
d) 56

If you were to round off the measurement 2.33501 grams to three digits, you would get _____________.
a) 2.33 g
b) 2.34 g
c) 2.35 g
d) 2.36 g

Which of these statements about matter is NOT true?
a) During chemical changes, matter is destroyed.
b) Matter has mass and takes up space.
c) Matter can be divided into pure substances and mixtures.
d) Matter is made up of atoms.

SI units are useful because they are all related by multiples of ______________.
a) two
b) five
c) 10
d) 50

Experiments and investigations must be _______________.
a) approved
b) unreproduceable
c) repeatable
d) accepted

A cubic centimeter can be expressed as ______________.
a) ccm
b) cm^3 or cc
c) ct
d) ccm^3

Which of the following CANNOT be classified as matter?
a) an odorless, colorless gas
b) the heat given off by a light bulb
c) alpha particles
d) an electron cloud

All _____________ except mercury are solids at room temperature.
a) the accuracy of the throws
b) the precision of the throws
c) the speed of the throws
d) the timing of the throws

When evaluating a paper delivery, a homeowner would be most concerned about ________________.
a) metalloids
b) nonmetals
c) metals
d) mixtures

Most of the mass in an atom is found in its __________.
a) nucleus
b) electron cloud
c) atomic number
d) mass number

How many atoms of calcium are in a unit of calcium phosphate whose formula is CA3(PO4)2
a) one
b) two
c) three
d) four

The three branches of science are ____________, Earth, and physical.
a) space
b) physics
c) life
d) chemistry

For most substances, the distance between particles is smallest when the substance ______________.
a) exixts as a gas
b) exists as a liquid
c) exists as a crystalline solid
d) exists as an amorphous solid

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