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Yearlys > Science > Flashcards

Science Flashcards

1
Q

A substance made from 2 or more pure substances that have been stirred together

A

Mixture

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1
Q

When things mix really well that they dissolve

A

Solution

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2
Q

A substance that dissloves

A

Soluble

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3
Q

A substance that doesn’t dissolve

A

insoluble

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4
Q

The substance that dissolves when you make a solution

A

Solute

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5
Q

The substance that dissolves the other substance in a solution

A

Solvent

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6
Q

A solution that has less water as it’s solvent

A

Aqueous solution

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7
Q

The ecosphere of the earth

A

Biosphere

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8
Q

The gravitational pull out in space

A

Atmosphere

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9
Q

The earths crust and structure

A

Lithosphere

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10
Q

Water on the surface and in the air of the earth

A

Hydrosphere

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11
Q

Ectothermic

A

Cold-blooded animals

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12
Q

Endothermic

A

Warm-blooded animals

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13
Q

Small vertabrates that need water

A

Amphibians

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14
Q

Cold-blooded animals with dry skin covered in scales

A

Reptiles

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15
Q

Feathered animals that can usally fly

A

Birds

16
Q

Warm-blooded animals, vertabrates with hair

A

Mammals

17
Q

Live in the water and have gills

A

Fish

18
Q

A mammal that gives live birth that goes on to live in a pouch

A

Marsupial

19
Q

A mammal that gives live birth and cares after it’s young until it’s old enough to take care of itself

A

Placental

20
Q

A mammal that lays eggs rather than giving birth to live young

A

Monotreme

21
Q

Particles are strongly bonded together and vibrate

A

Solid

22
Q

Particles move more freely but are still held together

A

Liquid

23
Q

Particals fly around freely with no connection

A

Gas

24
Q

Density

A

Density is how compact or concentrated something is

25
Q

Magnetic seperation

A

When one substance is magnetic and the other isn’t, so you can use a magnet to seperate them

26
Q

Gravity seperation

A

When one substance has a gravitational pull and the other doesn’t so one stays put while the othere will be affected by gravity

27
Q

Sieving

A

When you put to substances through a sieve and one is small enough to go through the holes and the other isn’t

28
Q

Filtration

A

When two substances pass through a filter seperating a liquid from a solid

Yearlys (4 decks)

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