Earths system

Question 1

Physical properties

Answer 1

any property that can be observed using the five senses or can be measured without changing the matter

Question 2

weight/mass

Answer 2

weight- how heavy an object is (mass is how much “stuff” (matter) something is made of

Question 3

solid

Answer 3

a state of matter that maintains its own shape of its container

Question 4

liquid

Answer 4

something that can flow and takes the shape of its container, like water or juice, but it has a fixed amount of space (volume), similar to how a solid stays the same size

Question 5

conduct

Answer 5

it allows something like heat or electricity to flow or pass though it easily.

Question 6

heat

Answer 6

energy that moves from something hot to something cold, a form of energy

Question 7

minerals

Answer 7

a substance found in nature, minerals make up rocks

Question 8

hardness

Answer 8

how easily or difficult it is to scratch a minerals surface

Question 9

streak

Answer 9

the color of it powder when you rub on its hard, rough surface like a tile

Question 10

tiles

Answer 10

the colored powder left behind when a mineral is scraped across a hard surface like a ceramic tile, which helps us identify the mineral by its streak

Question 11

color

Answer 11

its what light reflects back to our eyes. minerals are colored because they absorbs some colors of light and reflects the rest

Question 12

luster

Answer 12

how shiny a rock or mineral looks when light shines on it, like a mirror, or glassy, or even dull. (luster is a physical property used by mineralogists to help identify minerals).

Question 13

cleavage

Answer 13

how some minerals break along smooth, flat lines instead of randomly like a egg

Question 14

scratch test

Answer 14

where you try to scratch a rock with different objects ( like a fingernail or a penny) to see if its hard or soft

Question 15

rocks

Answer 15

a naturally formed combination of minerals and other natural materials

Question 16

minerals

Answer 16

A solid naturally formed substance that always has the same composition and the same property’s

Question 17

sediment

Answer 17

the “dirt and stuff” that settles to the bottom of liquids, or is carried and then deposited by water, wind, or ice

Question 18

sedimentary

Answer 18

rock formed from compacted sediment

Question 19

igneous

Answer 19

rock formed from magma or lava

Question 20

metamorphic

Answer 20

rock formed from existing rock; heat and pressure cause the minerals to form new combinations or new crystals