Font size
WorksheetsScience Cumulative
Total questions: 70
Worksheet time: 35mins
A complete soil profile includes three layers
topsoil, midsoil, and bottomsoil
drysoil, wetsoil, and thicksoil
topsoil, subsoil, and parent material
Soil is composed up of air, water, mineral soil particles, and decomposed organic plant material
true
false
Which of the following refers to a soil's ability to transmit water?
formation
permeability
texture
How does humus form?
weathering of the subsoil
removal of the topsoil
breakdown of organic remains
Which soil size is the smallest?
sand
silt
clay
Which kind of soil does water drain through quickly?
sand
silt
clay
What mostly fills the pore spaces in soil?
air and water
worms
insects
organic matter
A mixture of sand, silt, and clay is said to be
an organic soil
mud
loam
What part of the soil horizon is responsible for the leaf litter and humus?
O
A
B
C
What part of the soil horizon also known as subsoil is responsible for mineral deposits that receives from layers above when mineralized water drips from the soil above
O
A
B
C
What soil horizon is responsible for seed germination and plant roots
O
A
B
C
Which properties are commonly used to identify minerals?
streak and luster
cleavage and fracture
hardness and magnetism
mass and size
Why is the property of color so hard to use when identifying a mineral?
different geologists might not agree on the color of the mineral
two different minerals might have the same color
many minerals are shiny and many are dull
Most rocks are usually composed of only one mineral
true
false
A mineral is made from an organic substance
true
false
What does it mean if a diamond can scratch talc
talc is harder than a diamond
calcite is just as strong as a diamond
a diamond is harder than talc
What are two different types of luster?
metallic and clear
cleavage and fracture
metallic and nonmetallic
Why do geologists perform streak tests
to see what color the rock is on the outside
to find the true color
to find magnetism
What does a mineral need in order to have cleavage
rough jagged edges and smooth flat planes
reflect light and be shiny
reflect light and have smooth regular planes
The German scientist Fredrich Mohs developed a scale to measure ______________ of minerals
cleavage
fracture
hardness
luster
Rocks that are produced when magma or lava cools and hardens are called _________
igneous
metamorphic
sedimentary
Rocks are foliated or non-foliated depending on their
hardness
cleavage
layers or lack of layers
The size of mineral crystals in igneous rocks
helps classify the rocks
depends on the temperature at which magma forms
depends on the mineral content of magma
the rock cycle show each rock
as it was millions of years ago
as it is in recent times
on a continuing journey
Rocks formed when older rocks are heated and or squeezed
sedimentary
igneous
metamorphic
rocks formed when pieces of rocks, plant and animal matter, or dissolved minerals father into layers
igneous
sedimentary
metamorphic
Igneous rocks that form when magma cools on Earth's surface are called
intrusive
extrusive
sedimentary
Igneous rocks that form when magma cools below the crust inside Earth are called
intrusive
extrusive
sedimentary
mass is a (n) __________ property
natural
chemical
electrical
physical
matter is made up of motionless particles
true
false
Density depends on
weight
mass
mass and volume
volume
which is a sign that a chemical change has occurred
smoke
broken pieces
change in shape
change in state
What kind of change results in a new substance being produced
chemical
mass
physical
change of state
Which of the following is an example of a physical change
tarnishing
rusting
burning
melting
When iron reacts with oxygen, what substance is produced
tarnish
rust
paitna
ashes
When a peeled banana turns black, it is a _____________
chemical change
physical change
change of state
thermal change
The mass of the products of a chemical reaction _______ the mass of the reactants
is greater than
is less than
is the same as
may be more or less than
Which of the following is an example of a chemical change?
the shell of an egg breaks when struck against a hard surgace
a mixture of flour, sugar, eggs, and butter is baked to become a cake
chocolate squares are melted to make cake icing
flour and sugar are sifted together into a measuring cup
Which picture represents the particles in the first jar
solid
liquid
gas
Which jar represents the particles in jar 3
solid
liquid
gas
Leaves in a fire decomposing is an example of a __________________ change
chemical
physical
random
plasma
Mrs. Black is the BEST Teacher!
True
False
What is the name of our helper in our room
Ms. Cheese
Mr. Hamburger
Ms. Hannah
Mrs. Boyle
What are the name of Mrs. Black's two children
Lane
Luke
Lillian
Lame
When a substance burns, matter is destroyed
true
false
In general, nonmetals are
good conductors of electricity
malleable and ductile
good conductors of heat
gases at room temperature
Most of the mass of an atoms is found in its
nucleus
electron cloud
atomic number
mass number
Vegetable soup is an example of a __________________
homogenous mixture
heterogenenous mixture
compound
pure substance
In general, metals are
poor conductors of heat
brittle
poor conductors of electricity
good conductors of heat
An atom consists of protons, neutrons, electrons
true
false
_________ has mass and takes up space
thought
light
air
emotion
In an atom, where is an electron located?
in the nucleus with the proton
on the periodic table of elements
with the neutron
in a cloud-like formation
The atomic number of an element tells the number of _____________ in the nucleus of an atom of that element
neutrons
electrons
protons
isotopes
All matter is made up of particles called
atoms
isotopes
mixtures
a pillowcase full of Halloween candy is a ____________________ mixture
heterogenous
homogenous
compound
What does 15.999 represent?
atomic number
chemical symbol
atomic mass
chemical name
What does the "O" represent?
chemical symbol
atomic number
atomic mass
Element name
The greater the average kinetic energy of an object, the lower the temperature of that object
true
false
catalysts are used to speed up chemical reactions
true
false
What are the two main types of energy that relate to motion?
conduction and convection
solar and thermal
potential and kinetic
radiation and heat
A rock sitting on top of a cliff has
kinetic energy
no energy
potential energy
radiation energy
Where is the chemical energy in a material stored?
the nucleus
the electrons
the protons
the bonds between the atoms
Which of the following is correct concerning the breaking of a chemical bond
only electricity can break a chemical bond
Energy is never released from the breaking of a bond
only heat can break a chemical bond
when a bond is broken, energy is added and released
Which type of chemical reaction needs to absorb energy to proceed?
endothermic
exothermic
explosion
radiation
Which occurs as you hold a glass of ice tea?
heat flows from the glass to your hand
heat flows form your hand to the glass
cold flows from the glass to your hand
cold flows from your hand to the glass
objects that are able to fall have what type of energy
kinectic
radiant
potential
electrical
Muscles perform what type of energy transformation
kinetic to potential
kinetic to electrical
thermal to radiant
chemical to kinetic
As a speed skater races down the rack, the speed skater's kinetic energy depends on the speed skater's
mass and direction
velocity and direction
direction
mass and speed
Thermals in the air are due to this
conduction
convection
heat
radiation
reason why the handle of a spoon with only its bottom part in a pan of hot water can get hot
conduction
convection
heat
radiation
