PSSA REVIEW Question Preview (ID: 3752)
Chemistry.
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Which of the following is a compound?
a) Na
b) Cl
c) NaCl
d) CO
Which of the following is NOT a compound?
a) HCl
b) HeO
c) SO
d) Co
The substances that produce new substances are called...
a) reactants
b) products
c) producers
d) entertainers
The substances that are produced when substances are mixed are called...
a) reactants
b) products
c) producers
d) entertainers
When a substance changes phase from liquid to solid it is called...
a) freezing
b) melting
c) sublimation
d) transpiration
When a substance goes from solid to gas, without going through liquid it is called...
a) melting
b) freezing
c) sublimation
d) transiration
The step of the water cycle where clouds are produced is....
a) condensation
b) evaporation
c) transipration
d) precipitation
Solid particles are ______________ than liquid particles.
a) closer and faster
b) closer and slower
c) further and faster
d) further and slower
Gas particles are __________ than liquid and solid particles.
a) faster
b) slower
c) denser
d) balanced
What order is correct in terms of particle speeds from slowest to fastest?
a) gas, liquid, solid
b) solid, gas, liquid
c) solid, liquid, gas
d) liquid, gas, solid
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