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

Question 1

au in or out of our universe

Answer 1

In our universe

Au= 150 000 000

Question 2

ly in or out of our universe

Answer 2

Out of universe

Ly=9 460 000 000

Question 3

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

Answer 3

the older it is.

Question 4

Magma lines are newer or older than layers it goes through

Answer 4

are new since it went through the layers

Question 5

what is relative dating used for

Answer 5

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

Question 6

what is Pasteurization used for

Answer 6

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

Question 7

what does a cell need for cell culture

Answer 7

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

Question 8

Example of chemical change

Answer 8

change in colour, change in smell, etc

Question 9

Examples of physical changes

Answer 9

change of shape, ice melting, etc