Earth Science #1
What moves the continents slowly over time?
A. Wind currents
B. Ocean waves
C. Tectonic plates
D. Gravity
C. Tectonic plates.
These are the layers of Earth.
A. Core, crust, clouds
B. Mantle, sky, crust
C. Crust, mantle, core
D. Rock, water, air
C. Crust, mantle, core.
This type of reproduction use mitosis
Asexual
What force is always acting on an object?
A. Friction
B. Magnetism
C. Push
D. Gravity
D. Gravity.
The name of the supercontinent.
A. Gondwana
B. Asia
C. Pangaea
D. Laurasia
C. Pangaea.
These land features are long mountain ranges on the ocean floor where seafloor spreading occurs.
A. Trenches
B. Volcanoes
C. Mid-ocean ridges
D. Plateaus
C. Mid-Ocean Ridges.
As new seafloor is made, the age further from the boundary is what?
A. Younger
B. Same
C. Hotter
D. Older
D. Older.
The type of reproduction when you get an exact replica of the parent
Asexual reproduction
What two factors effect the magnitude of the force of gravity between two objects?
Mass and DIstance
What part of the atom is negatively charged
Electron
Name of the scientist who proposed continental drift theory.
A. Isaac Newton
B. Albert Einstein
C. Alfred Wegener
D. Charles Darwin
C. Alfred Wegner.
These are the three types of plate boundaries.
A. Up, down, sideways
B. Convergent, divergent, transform
C. North, south, west
D. Fast, slow, medium
B. Convergent, divergent, transform.
An organisms entire genetic makeup is called
Genotype
The scientist who discovered gravity.
A. Albert Einstein
B. Isaac Newton
C. Galileo Galilei
D. Nikola Tesla
B. Isaac Newton.
Why are the two main reasons the Earth's core is so hot
Gravity/ friction from the earth's formation and
Radioactive decay
This is the name of the current that moves magma in the mantle.
A. Ocean current
B. Wind current
C. Electric current
D. Convection current
D. Convection Current.
This occurs when an oceanic plate slides under a continental plate because of density.
A. Collision
B. Separation
C. Subduction
D. Folding
C. Subduction.
This type of reproduction results in new combinations of traits which may result in an increase chance for survival
Suxual
What is all the combined forces on an object?
A. Total force
B. Big force
C. Net force
D. Full force
C. Net force.
Which is faster P waves or S waves
P waves
What is it when two tectonic plates slide past each other and it makes the ground shake?
A. Erosion
B. Deposition
C. Earthquake
D. Weathering
C. Earthquake.
What is the process at two divergent boundaries where new seafloor is made?
A. Subduction
B. Collision
C. Weathering
D. Seafloor spreading
D. Seafloor spreading.
These are the physical features we see in people (one word).
A. Genes
B. DNA
C. Traits
D. Cells
C. Traits.
If two forces are in the SAME direction, what should you do?
A. Subtract
B. Ignore
C. Divide
D. Add
D. Add.
What type of boundary forms mountains
Convergent
What do we call molten rock that comes out of a volcano?
A. Magma
B. Ash
C. Rock
D. Lava
D. Lava.
When an oceanic and continental plate collide, what land feature forms?
A. Valley
B. Plateau
C. Plain
D. Volcanic mountains
D. Volcanic mountains.
THe physical appearance or the particular traits we outwardly show is called our
phenotype
If two forces are in opposite directions, what should you do?
A. Multiply
B. Add
C. Ignore
D. Subtract
D. Subtract.
Convection currents in the ________sphere cause the movements of the lithospheric plates
asthenosphere