TODAY’S AGENDA

Week 10 Thursday March 19, 2015

Due Tomorrow March 20HW#10 Elements and CompoundsQUIZ- PHASES AND PROPERTIES OF MATTERCW#12 PHASES 4-SQUARE

CW #15- Nuts and Bolts of chemistry

DO NOW

In your T-chart for CW #14: Draw one example of a mixture and one

example of a compound. Explain WHY that item is a mixture or

compound

• http://www.brainpop.com/science/matterandchemistry/compoundsandmixtures/

CW #15 The Nuts and Bolts of Chemistry

Define the following terms:

Element- Compound- Mixture-

CW #15 The Nuts and Bolts of Chemistry

Define the following terms:

Element- A pure substance made of only 1 type of atom

Compound- a pure substance composed of 2 or more different kinds of atoms that are chemically combined

Mixture- a combination of 2 or more substances that are not chemically combined

For each slide:

In column 1: Sketch what you see

In column 2: write whether the picture shows a mixture, element, or compound

In column 3: explain how you know

Copy this data table onto your page

1. Sketch 2. What is it? 3. How do you know?

A

B

C

D

E

F

G

H

I

Element, Compound or Mixture?

Answer: Element (only one type of “atom”)

Element, Compound or Mixture?

Answer: Element (only one type of “atom”)

Element, Compound or Mixture?

Answer: Element (only one type of “atom”)

Element, Compound or Mixture?

Answer: Mixture of elements

Element, Compound or Mixture?

Answer: Mixture of Elements

Element, Compound or Mixture?

Answer: Compound (2 types of atoms chem. joined)

Element, Compound or Mixture?

Answer: Compound (3 types of atoms chem. joined)

Element, Compound or Mixture?

Answer: Mixture of elements and compounds

Element, Compound or Mixture?

Answer: Mixture of compounds