WorksheetsAdel #4 science chapter 6 lesson 1
Total questions: 35
Worksheet time: 18mins
.............. is how easily the surface of a mineral can be scratched .
Cleavage
Hardness
Streak
Magnet
Color alone is not enough to identify a mineral , because ..............
minerals have no colors .
minerals reflect light .
the same mineral can be different colors .
All minerals have the same color .
...................is the way the surface of mineral reflects light !
luster
hardness
streak
crystals
Flat surfaces have ...................
streak
luster
light
cleavage
All minerals have cleavage !!
true
false
Pyrrohotite and magnetite are identified the same way ,because .....................
they have the same color .
they are attracted by magnets .
they do not have cleavage
they have similar luster.
Earth's crust is made of ..............
sand
water
soil
rocks
Streak is the way the surface of a mineral reflects light .
true
false
All minerals are shiny and reflect light !
true
false
Which of the following does not describe a mineral's luster ?
glassy
dull and chalky
flat and smooth
waxy and pearly
.....................are natural nonliving solid crystals that make up rocks !
Minerals
sand
clay
sediments
The same type of mineral can have different chemical compositions .
true
false
Minerals make up rocks !
true
false
Different impurities can give a mineral its color !
true
false
Some minerals can be identified chemically !
true
false
Some minerals can be identified by their smell and taste .
true
false
Which property might you test by rubbing one mineral against the other ?
luster
streak
hardness
cleavage
Which of the following properties might be the last one to be tested for identifying a mineral ?
color
luster
streak
cleavage
Testing cleavage might be the last thing to do when identifying a mineral , because .............................
All minerals have the same cleavage .
Breaking a sample to test cleavage may destroy it .
Cleavage can easily be tasted by senses.
There is no known way to test cleavage .
Which of the following words can describe hardness ?
shiny
pearly
glassy
soft
.......................,,,,has cube- shaped crystals .
fluorite
corundum
copper
diamond
the shape of minerals is not always easy to see.
true
false
Minerals that break along smooth, flat surfaces do not have cleavage.
true
false
mica and quartz have good cleavage .
true
false
All samples of a certain mineral will leave the same streak .
true
false
......................is the amount of the powder that a mineral leave after scratching across a special plate .
hardness
cleavage
luster
streak
The streak always has the same color as the mineral itself .
true
false
Gold leaves streaks that match its color .
true
false
The color of a mineral when it is broken up and powdered .
hardness
streak
crystal
cleavage
The way that a mineral reflects light from its surface .
streak
hardness
luster
crystal
a way to help identify a mineral by looking at its outer hue
luster
color
streak
cleavage
the color a mineral leaves when it is rubbed on a hard white surface !
luster
cleavage
streak
color
a rock's ability to resist being scratched !
cleavage
luster
streak
hardness
The shape of minerals is not always easy to see .
true
false
The property of minerals to break along smooth ,flat surfaces !
luster
cleavage
streak
hardness
