au and ly + randome stuff page 8-10(notes) Flashcards

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1
Q

au in or out of our universe

A

In our universe

Au= 150 000 000

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2
Q

ly in or out of our universe

A

Out of universe

Ly=9 460 000 000

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3
Q

the lower a layer on a strata is the…..

A

the older it is.

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4
Q

Magma lines are newer or older than layers it goes through

A

are new since it went through the layers

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5
Q

what is relative dating used for

A

Geologists can also use relative dating, a technique used to determine the order in which events took place.

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6
Q

what is Pasteurization used for

A

Method used to sterilize milk and other liquids by boiling it for a bit then quickly cooling it.

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7
Q

what does a cell need for cell culture

A

The cell has to contain everything it needs to grow which includes water minerals and glucose and humidity ph
Anti biotics to cell cultures to protect

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8
Q

Example of chemical change

A

change in colour, change in smell, etc

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9
Q

Examples of physical changes

A

change of shape, ice melting, etc

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