science

Question 1

sismic waves

Answer 1

vibrations that travel through earth

Question 2

pressure

Answer 2

the force exerted on a surface divieded by the total area

Question 3

crust

Answer 3

the layer of that forms earths surface

Question 4

balsat

Answer 4

a dark dens igneous rock

Question 5

granite

Answer 5

a light colored rock that is found in the continental crust

Question 6

mantle

Answer 6

the layer hot solid material beneath earths crust

Question 7

lithosphere

Answer 7

a riged layer made up of the most part of the mantle

Question 8

athoshpere

Answer 8

the soft layer of the mantle

Question 9

outer core

Answer 9

a layer of molton iorn and nikle that surrounds the inner core

Question 10

inner core

Answer 10

a dens sphere of solid iorn

Question 11

radiation

Answer 11

the direct trasfere of energy through space by electromagnets

Question 12

conduction

Answer 12

the direct transphere of thermal energy from one substance to another

Question 13

convection

Answer 13

the transphere of energy by the movment of a fluid

Question 14

density

Answer 14

the amount of mass an object has in an given volume

Question 15

continental drift

Answer 15

the hypothises that the continets slowly move across the surface of earth

Question 16

pangea

Answer 16

the name of the sinle landmass that broke apart 2million years ago

Question 17

fossil

Answer 17

a trace of a once living orgonism that has been preserved over time.

Question 18

mid-ocean ridge

Answer 18

an underwater mountin chain where new ocean floor is produced

Question 19

sonar

Answer 19

a divice that deturmans the distance of an object of an object under water

Question 20

sea floor spreading

Answer 20

the procces by wich molton matirial adds to new crust in the ocean floor

Question 21

deep ocean treanch

Answer 21

a deep vally along the ocean floor

Question 22

subduction

Answer 22

the procces by wich ocianic crust sinks beneth a deep ocean trench and back into the mantle

Question 23

plate

Answer 23

a section of the lithosphere that slowly moves and carry the crust

Question 24

plate tectonic s

Answer 24

the theroy that pices of earths lithosphere arein constint motion

Question 25

fault

Answer 25

a break in earths lithosphere along wich rocks move

Question 26

divergent boundry

Answer 26

a plate boundry were two plates move away from each other

Question 27

rift vally

Answer 27

a deep vally where that forms where 2 plates move apart

Question 28

convergent boundry

Answer 28

a plate boundry where 2 plates ‘crash’ into each other

Question 29

transform boundry

Answer 29

a plate boundry where 2 plates slip past each other