questions for jonathan and julia

1. Why are you measuring salt?
2. What kind of hands on work are you doing?
3. Have you seen any animals? if so what kind?

Questions For Jonathan and Julia

1. What are u looking forward to studying?
2. What kind of fish do you see if any?
3. Having fun?

Geologic Time Line

How many eras, eons are there? 11 periods

What are the differences between eras and eons? Eons were the first longest division of geologic time and eras is the second long and distinct period.

Why did scientist create eras and eons? They made it to divide things in to separate time frames .

What were three major geological events in history of the earth? Ice Age, Dinosaurs being extinct, Humans on earth.

Herttzsprung-Russel Diagram

Why is it important to astronomy?
It explain the evolution of a star. It is important because we need to know when a star is going to die.

What are the two qualities of a star and how does the diagram do this?
Two qualities is the temperature and sizes of the star. They measure the temperature by kelvins.

Where on the diagram would our sun be?
6,000 Kelvins and 1 Solar Unit

Sizes And Distances in Space

Earth is far in space
Canis Majoris is far
Getting there is long

Earth is very far in space from other planets. Canis majoris is very far from other planets including earth.So how for would it take to get from earth to canis majoris. Very long