Monday, August 26, 2013

Science Homework #3

Make sure you understand ionic and covalent bonds.






















After watching the videos, you should be able to clearly explain and show a covalent and an ionic bond. You should be able to write a paragraph comparing and contrasting ionic and covalent bonds. AND you should mention mixtures and solutions. IM1 and IM2 

Review how to make a model of the atom with Homework #1. 


Sunday, August 18, 2013

Science Homework 2

Elements (click here)

 Answer these questions in your notebook in complete sentences. You do not need to copy the questions.
Focus on the following questions:

1) What are the four main elements that elephants, Earth and humans made out of and have in commmon?

2) Salt consists of what elements?


3) How do we represent the molecule for salt?  For sand?  For sugar? 


For FUN today! Just watch and listen: Periodic Table 


Monday, August 12, 2013

Science Homework 1

What is an ATOM? (click here)

Only watch up to minute 4 and 20 seconds. The rest, we will cover later in the quarter.

Remember to write a statement about the video, true or false. Review your notes.