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Physical Science 2A CCA 2021-22
Test Description: W
Instructions: Answer all questions to get your test result.
1) anything that occupies space and has mass
A
waves
B
molecules
C
energy
D
matter
2) Light, sound, and ______ are not matter.
A
gas
B
oxygen
C
air
D
heat
3) The atomists, were led by _________
A
Aristotle
B
Brown
C
Newton
D
Democritus
4) The atomists believed that all matter was made of _______ atoms
A
chemical
B
magnetic
C
indivisible
D
separable
5) Democritus proposed the Greek word _________, which means uncuttable
A
invincible
B
atomos
C
cuttos
D
molecule
6) ________ opposed this belief of the atomists.
A
Democritus
B
Aristotle
C
Socrates
D
Plato
7) Aristotle did not believe that matter was made up of tiny particles called atoms, but rather matter up of basic elements, ________, water, air, and fire.
A
salt
B
earth
C
metal
D
oxygen
8) Aristotle felt you could cut matter apart ___________.
A
quickly
B
slowly
C
indefinitely
D
once
9) Aristotle’s understanding was eventually __________.
A
sanctioned
B
discarded
C
approved
D
authorized
10) The earliest evidence for matter as particles came from _________ laboratories of the 1700s.
A
anatomy
B
chemistry
C
alchemy
D
biology
11) Chemists were studying the _______ of materials produced when they burned certain substances.
A
volumes
B
masses
C
melting points
D
densities
12) Chemists of the 1700s noticed that the ratios of the mass of the burned substances to the masses of the products were usually whole _________ ratios.
A
number
B
world
C
other
D
decimal
13) Each time a material was burned, the reactants always combined in the same _______.
A
minute
B
day
C
ratio
D
hour
14) The law that states that the masses of chemical substances combine in definite integer ratios when forming compounds is called the law of _________ proportions.
A
duo
B
definite
C
determinite
D
density
15) English botanist Robert ______ was studying tiny plant spores with a microscope.
A
Brown
B
Whhite
C
Green
D
Gould
16) Brown hypothesized that particles of the fluid were colliding with the parts from the spores, causing their random motion. Today we call this Brownian ________.
A
lifting
B
circulation
C
motion
D
vibration
17) Which of the following is NOT matter?
A
glass
B
carbon
C
heat
D
air
18) Which of the following IS matter?
A
sound
B
air
C
light
D
magnetism
19) What is the amount of matter in an object?
A
mass
B
density
C
molecules
D
volume
20) What is the space enclosed or occupied by an object?
A
atom
B
volume
C
matter
D
mass
*select an answer for all questions
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