Unit 1 B Question Preview (ID: 57519)


Unit 1 B. TEACHERS: click here for quick copy question ID numbers.

When sugar, salt, or powered drink mix is dissolved in water and then applied to heat, what two things occur?
a) the solute will remain and will be the same amount as put into the water before it evaporated.
b) the solute will remain and will be less than the original amount that was put into the water before it evaporated.
c) nothing will happen, it will just boil
d)

To separate a sand and water mixture you would use:
a) twezzers
b) a coffee filter
c) a magnet
d) evaporation

To separate a mixture of sand and gravel what tool would you use?
a) tweezers
b) a magnet
c) a coffee filter
d) hot plate

To separate iron filings from sand you would use a
a) tweezers
b) a magnet
c) a coffee filter
d) a strainer

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 a conductor of thermal energy
b) metal is an insulator of thermal energy
c) metal is a conductor of Electric Energy
d) metal is an insulator of Electric Energy

Pizza Hut delivers pizza in cardboard boxes because it is
a) a conductor of thermal energy
b) an insulator of thermal energy
c) a conductor of Electric Energy
d) an insulator of Electric Energy

Dissolving is when
a) particles get larger in a solvent
b) when particle become smaller in a solvent until it becomes one with the solvent and makes a solution
c) when the particles sink to the bottom of the solvent
d)

Buoyancy allows an item to
a) float in water even if the mass is GREATER than water
b) sink to the bottom of water even if the mass is GREATER than water
c) float in water even if the mass is LESS than water
d) sink to the bottom of water even if the mass is LESS than water

What does SNIC stand for?
a) Steel, nickel, iron, and cobalt
b) Soda, Nike, ice cream, candy
c) Some, nice, ice, candy
d)

An acronym to help me remember what is magnetic is:
a) SNIC
b) SODA
c) SOAP
d) SOUP

Items that protect you from electrical or thermal conductors can be made of
a) rubber, plastic, cardboard (thermal)
b) SNIC
c) aluminum
d) liquids

Oil is _________ dense than water and a paper clip is ________ dense than water.
a) less, more
b) more, less
c) less, less
d) more, more

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