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Unit 1 B
Test Description: Unit 1 B
Instructions: Answer all questions to get your test result.
1) When sugar, salt, or powered drink mix is dissolved in water and then applied to heat, what two things occur?
A
nothing will happen, it will just boil
B
the solute will remain and will be the same amount as put into the water before it evaporated.
C
the solute will remain and will be less than the original amount that was put into the water before it evaporated.
2) To separate a sand and water mixture you would use:
A
twezzers
B
a magnet
C
a coffee filter
D
evaporation
3) To separate a mixture of sand and gravel what tool would you use?
A
a coffee filter
B
a magnet
C
hot plate
D
tweezers
4) To separate iron filings from sand you would use a
A
a coffee filter
B
tweezers
C
a strainer
D
a magnet
5) You reach for a pot on the stove and notice it has a metal handle, why would you use a pot holder?
A
metal is an insulator of thermal energy
B
metal is an insulator of Electric Energy
C
metal is a conductor of thermal energy
D
metal is a conductor of Electric Energy
6) Pizza Hut delivers pizza in cardboard boxes because it is
A
a conductor of thermal energy
B
an insulator of Electric Energy
C
an insulator of thermal energy
D
a conductor of Electric Energy
7) Dissolving is when
A
when the particles sink to the bottom of the solvent
B
particles get larger in a solvent
C
when particle become smaller in a solvent until it becomes one with the solvent and makes a solution
8) Buoyancy allows an item to
A
sink to the bottom of water even if the mass is GREATER than water
B
float in water even if the mass is LESS than water
C
float in water even if the mass is GREATER than water
D
sink to the bottom of water even if the mass is LESS than water
9) What does SNIC stand for?
A
Some, nice, ice, candy
B
Steel, nickel, iron, and cobalt
C
Soda, Nike, ice cream, candy
10) An acronym to help me remember what is magnetic is:
A
SNIC
B
SOUP
C
SOAP
D
SODA
11) Items that protect you from electrical or thermal conductors can be made of
A
rubber, plastic, cardboard (thermal)
B
SNIC
C
aluminum
D
liquids
12) Oil is _________ dense than water and a paper clip is ________ dense than water.
A
more, less
B
less, less
C
more, more
D
less, more
*select an answer for all questions
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