Science Flashcards

1
Q

the system formed by the heart, blood vessels and blood to carry food and oxygen around the body.

A

circulatory system

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2
Q

A small beat under the skill because of pressure of the blood

A

Pulse

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3
Q

air tube?

A

windpipe

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4
Q

a sticky substance in air passages.

A

Mucus

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5
Q

water boiling point

A

100 degrees C

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6
Q

Temperature when melting happens

A

Melting point

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7
Q

Molten liquid in Earth’s crust

A

Magama

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8
Q

Molten liquid on Earth’s surface

A

Lava

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9
Q

wearing down of weathered rocks into sediments

A

erosion

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10
Q

muscle which helps us breathe

A

Diaphragm

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11
Q

Process of when sediments are deposited on the sea bed

A

sedimentation

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12
Q

Rocks formed from heat and pressure

A

Metamorphic rocks

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13
Q

igneous means

A

fire

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14
Q

metamorphosis means

A

changed

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15
Q

something which makes a substance different from other substances

A

Property

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16
Q

Temperature of when particles of a liquid have enough energy to turn into a gas

A

Boiling point

17
Q

Change when a substance can be turned back

A

reversible

18
Q

change when a substance can’t be turned back

A

irreversible

19
Q

in a - change a substance does not turn into a new substance.

A

Physical change

20
Q

in a - change a substance does turn into a new substance

A

chemical change

21
Q

the- of dissolving increases if we heat the solution.

22
Q

rocks formed on the surface of Earth

A

Extrusive igneous rocks

23
Q

rocks formed inside the Earth’s crust.

24
Q

Slate is made of

25
marble is made of
Limestone
26
Gneiss is made of
Granite
27
Quartzite is made of
sandstone
28
which sedimentary rock is shells
limestone
29
if a mould if filled with minerals it is a
cast
30
Fossils are only found in
Sedimentary rocks
30
Fossils are only found in
Sedimentary rocks
31
Ammonites existed
240 million years ago