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Mathematics 16 Online
OpenStudy (anonymous):

Why do scientists believe that there used to be a single continent, and what was it called?

OpenStudy (anonymous):

pangea

OpenStudy (hwyl):

they believe it because evidence points that there used to be one large continent

OpenStudy (hwyl):

http://pages.uoregon.edu/phys600/Chp7b.pdf

OpenStudy (anonymous):

<: ty all

OpenStudy (anonymous):

Why do we see ourselves in the mirror?

OpenStudy (hwyl):

law of reflection

OpenStudy (anonymous):

What causes change of state? Be sure to include an example in your response.

OpenStudy (irishboy123):

state border

OpenStudy (anonymous):

Why is the iron core of the Earth solid?

OpenStudy (hwyl):

I am not sure if it is solid or not, but due to the temperature in the core, I think it may not be solid. I am not sure if this is true and needed clarification.

OpenStudy (anonymous):

it is solid

OpenStudy (anonymous):

Why is it important for scientists to use the scientific method?

OpenStudy (hwyl):

oh okay so it is solid

OpenStudy (anonymous):

yup

OpenStudy (hwyl):

what do you know about scientific method?

OpenStudy (anonymous):

b4 that go to the 1 b4, when u didn't think it was solid

OpenStudy (nuttyliaczar):

It's solid because the immense pressure of the ground above it essentially causes the melting point of the metals down there to go up. Imagine crushing something into a tiny confined space. It will basically be a solid since the atoms can't move around

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