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WorksheetsPhysical science skills test
Total questions: 20
Worksheet time: 10mins
what element is Cu
copper
iorn
sodium
cold
what is an suspension
amount of mass
process of combining a base with an acid
heterogeneous mixture in which particles can be seen
change from a liquid to a gas
the particle in a atom that has no electric charge is the what?
electron
proton
neutron
electron cloud
the atomic mass of an element is equal to what
number of protons
number of neutrons
number of protons+ neutrons
number of protons +electrons
what's the atomic number of sodium
64
81
2
29
how many electrons does hydrogen have
1
6
74
96
groups on the periotic table with similar properties are
periods
families
compounds
tables
what's the definition of acceleration?
energy of motion
rate of change in velocity
transfer of energy from particle to particle
speed and direction of moving objects
two or more elements bonded together chemically form a what?
mixture
compound
colloid
suspension
particles found in an atom other then protons, neutrons, and electrons are what?
acids
isotopes
quarks
polymers
what is volume
process of combining a base with an acid
amount of mass
substance dissolved in in a solvent
the chemical opposite of acid
how many neutrons does sodium have?
42
96
12
9
what is pH?
a scale for measuring acidity
shared when elements combine to form a compound
change from gas to a liquid
rate of change in vilocity
If an element has 18 electrons, how many would be in the third energy level?
16
3
12
8
when a container decreases in size, what happeneds to the amount of gas in the container?
temperature of the gas will decrease
volume of the gas will increase
pressure gas exerts on the container will increase
pressure gas exerts on the container will decrease
at what point does a liquid turn into a gas
freezing point
dew point
melting point
boiling point
what symbol is used for gold
Au
Ca
Hg
C
the silver streak is travels at a rate or 102mph what amount of distance is covered?
360
428
267
612
two trains are traveling toward each other from 800 miles apart, each at 80 mph. how long will it be before they meet?
5 hours
2 hours
6 hours
4 hours
the speed chaser covers 1350 miles in 15 hours. what is it rate?
50 mph
90 mph
60 mph
20 mph
