5.5A Classifying Matter 1

Which of the following is the correct definition of mass?

• A force that acts on all objects at all times

• The measure of how much matter is in an object

• The weight of an object on a scale

• The amount of space an object takes up

Which substance below is soluble when mixed with water?

• Sugar

• Sand

• Oil

• Iron filings

Which of the objects listed below is attracted to a magnet?

• Silver spoon

• Gold earring

• Lead fishing sinker

• Cast iron pot

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What unit of measurement is used for mass in science class?

• Meters (m)

• Grams (g)

• Kelvins (K)

• Liters (L)

The picture below is a model of which physical state?

• Solid

• Liquid

• Gas

• Plasma

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Which list below contains all solid materials?

• Crayon, paper, grape juice and pencil

• Stapler, water, chair and paper

• Chair, crayon, stapler and paper

• Pencil, paper, grape juice and water

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Which of the objects shown below will float when placed in a bucket of water?

• Paperclip

• Penny

• Pencil

• Marble

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A student drops a metal bolt into a container of maple syrup and it sinks to the bottom. Why does the metal bolt sink?

• The metal bolt is more dense than maple syrup.

• The metal bolt is less dense than water.

• The metal bolt is more dense than water.

• The metal bolt is less dense than maple syrup.

Which of the materials below is the best conductor of thermal and electric energy?

• Rubber

• Cardboard

• Plastic

• Aluminum

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If something is soluble in water, then it will –

• dissolve, but only if the water is heated to the boiling point

• not dissolve at all when placed in water

• not mix with the water and sit on top

• completely dissolve when mixed with water