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Worksheets9 week test review - YMLA 6th grade science
Total questions: 24
Worksheet time: 15mins
What physical properties do metals have?
low conductivity, low luster, low malleability
high conductivity, low luster, high malleability
high conductivity, high luster, high malleability
high conductivity, high luster, low malleability
What is the formula for density?
D = mv
D = m × v
D=m +v
The capability of a substance to be molded and shaped, or hammered into sheets without breaking is known as-
ductility
malleability
conductivity
luster
Which of the following are elements?
Fe
KCl
SO
Na
Cl
Elements are (a) substances that can be found on the periodic table
Compounds are formed when (a) or more elements are combined.
Which of the following are compounds?
HCl
HF
Fe
H
CO
A rock has a volume of 40 mL and a mass of 200 g. What is the rock's density?
5.0 cm3g
4.0 cm3g
4.5 cm3g
5.5 cm3g
KCl
SO2
P
P2O5
An unknown substance is a yellow, brittle solid that is dull. It is most likely a-
fork
metal
metalloid
nonmetal
A student is writing down observations in his science notebook over a mineral. He writes down "this mineral reflects light". What physical property is he describing?
hardness
luster
ductility
malleability
Juan mixes two chemicals together in science class and observes bubbles. What was produced?
a solid
a gas
a liquid
a physical change
An element is-
a pure substance that cannot be broken down into a simpler substance
is made when two or more elements are mixed together
is made through a chemical reaction
is made through physical and chemical changes
When doing a science lab that involves chemicals, you should-
Close your eyes while mixing the chemicals
Play around in the science lab
Follow all directions and ask your teacher if you have any questions
Not wear your lab coat
Logan did a science lab in class. He mixed two substances together and he observed a color change, fizzing, and a new odor. This indicates that-
a chemical change occured
a physical change occured
no new substance was produced
a solid was formed
A group of students had an unknown object and wanted to find out what material it is made of. Which of the following could they calculate to help them determine that?
color
hardness
density
luster
A student has a mineral that has a density of 4.5 g/cm3 and a volume of 3.0 mL. What is the mass of the mineral?
*look at your density triangle*
7.5 g
0.67 g
1.5 g
13.5 g
A scientist discovered a new rock he had never seen before. To help find what the rock is made out of, he wants to calculate the density. Which of the following does he need to find before he can find the density?
density and volume
color and streak
mass and volume
mass and luster
During an adventure outside, Emilia came across an unknown mineral. What physical properties can she test for to help determine what mineral it is?
pH
mass
volume
color, streak, hardness
Te capability of a substance to be stretched into a thin wires without breaking is known as-
ductility
malleability
luster
conductivity
What is something elements and compounds have in common?
they can be found on the periodic table
they are essential for life and are found on earth
they are made from two or more elements combined
they are formed through a chemical reaction
Which of the following is a chemical change?
breaking a pencil
baking a cake
melting ice
cutting paper
Which of the following is a physical change?
burning wood
ice cream melting
cooking an egg
a nail rusting
Which of the following best describes a metalloid?
could be dull or have luster
always has luster
always dull
always a good conductor
