2019-20 Moss Density Practice Question Preview (ID: 47741)


Density Principles Reviewed. TEACHERS: click here for quick copy question ID numbers.

To find the volume of a regular-shaped object, you should
a) Multiply length X width X height
b) Use water displacement method
c) Divide length by height
d) Guess, because that always work

What is the density of water?
a) 1 g/mL
b) 1 mL/g
c) 1 cc
d) 1 mL

What tools do you need to calculate density of a liquid?
a) Graduated cylinder and a balance scale
b) A balance and a scale
c) A ruler and a microscope
d) A ruler is all you need

A liquid found to have a Mass of 75 grams and a Volume of 100 mL, has a density of ?
a) .75 g/mL
b) 75 g/mL
c) 7.5 g/mL
d) 1 g/mL

Panning for gold works because Gold is _____________ than Sand and Gravel.
a) More dense
b) Less dense
c) Smaller
d) Flatter

Which layer of the Earth is the least dense layer?
a) Crust
b) Mantle
c) Outer Core
d) Inner Core

A helium party balloon floats in air because
a) The helium and balloon together have a density less than the density of air.
b) They are magic balloons.
c) The helium and balloon together have a density more than that of air.
d) Helium makes you talk funny.

Cork floats in water because?
a) Its density is less than 1 g/mL
b) Its density is greater than 1 g/mL
c) It's made of wood
d) Cork does not float in water

Which layer of the Earth is the most dense layer?
a) Inner Core
b) Outer Core
c) Mantle
d) Crust

If you shake a jar of different type sand, but they are the same size and shape, they will form into layers. Why?
a) Each type of sand has a different density.
b) Each type of sand has a different volume.
c) Each type of sand has a different color.
d) Each type of sand has a different texture.

CHALLENGE: What is the mass of an object when the density is 2 g/ml and the volume is 7.5 mL?
a) 15 grams
b) 15 pounds
c) 15 mL
d) 1.5 grams

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