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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
energy
B
waves
C
molecules
D
matter
2) Light, sound, and ______ are not matter.
A
oxygen
B
gas
C
heat
D
air
3) The atomists, were led by _________
A
Democritus
B
Aristotle
C
Newton
D
Brown
4) The atomists believed that all matter was made of _______ atoms
A
separable
B
chemical
C
magnetic
D
indivisible
5) Democritus proposed the Greek word _________, which means uncuttable
A
molecule
B
invincible
C
cuttos
D
atomos
6) ________ opposed this belief of the atomists.
A
Democritus
B
Socrates
C
Plato
D
Aristotle
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
earth
B
salt
C
metal
D
oxygen
8) Aristotle felt you could cut matter apart ___________.
A
once
B
quickly
C
indefinitely
D
slowly
9) Aristotle’s understanding was eventually __________.
A
authorized
B
sanctioned
C
approved
D
discarded
10) The earliest evidence for matter as particles came from _________ laboratories of the 1700s.
A
anatomy
B
biology
C
chemistry
D
alchemy
11) Chemists were studying the _______ of materials produced when they burned certain substances.
A
masses
B
volumes
C
densities
D
melting points
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
decimal
B
other
C
number
D
world
13) Each time a material was burned, the reactants always combined in the same _______.
A
day
B
hour
C
minute
D
ratio
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
density
C
definite
D
determinite
15) English botanist Robert ______ was studying tiny plant spores with a microscope.
A
Brown
B
Green
C
Whhite
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
motion
C
circulation
D
vibration
17) Which of the following is NOT matter?
A
air
B
carbon
C
heat
D
glass
18) Which of the following IS matter?
A
sound
B
light
C
air
D
magnetism
19) What is the amount of matter in an object?
A
molecules
B
density
C
volume
D
mass
20) What is the space enclosed or occupied by an object?
A
mass
B
atom
C
volume
D
matter
*select an answer for all questions
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