Mixtures And Compounds Question Preview (ID: 5523)


Mixtures.[print questions]

How do you seperate sand and sugar?
a) You pour both in water, boil it, then your left with sand.
b)
c) Pick out the grains of sand and sugar.
d) Boil and your left with sugar.

What is a mixture?
a) When two or more subtances come together but dont combine to make a new substance.
b) a substance whose smallest unit is made up of atoms of more than one element bonded together.
c) A physical and chemical change
d) Matter made up of only one kind of element.

Which is an example of a physical change?
a) baking a cake
b) breaking a glow stick
c) melting butter
d) fireworks

What is a compound?
a) a substance whose smallest unit is made up of atoms of more than one element bonded together
b) a non-metal
c) something that has malleability
d) one of the 5 senses

What are the signs of chemical change?
a) bubbles, heat, light bulbs, boiling point
b) color, food, melting, smoke
c) heat, light, sun, black, roasting
d) bubbles, heat, light, smoke, color, sound

all of these are physical properties except...
a) color
b) flammability
c) shape
d) mass

Which of the following is not a physical change?
a) ripping paper
b) ivory soap in microwave
c) burning wood
d) melting ice

All of these are parts of the atom except..
a) protons
b) electrons
c) snaptons
d) neutrons

which is an example of a substance?
a) salt and water
b) h20
c) nacl
d) bar of gold

What is a substance?
a) matter that has the same composition and properties throughout
b) matter without protons
c) a non-metal
d) matter made of only one element

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