6 - Unit 1, Section 1 - Day 5

Matter: How The World Is Built

Unit 1, Section 1

Multiple Choice

True/False: atoms can combine to form chemical compounds.

• True

• False

Fill in the Blanks

Atoms of the same

have the same number of protons in their nuclei (that's the plural of nucleus!).

Reorder

Order the following types of matter from the smallest to the biggest.

• Subatomic Particles

• Atoms

• Chemical Compounds

1

2

3

• 1
• 2
• 3

Mixture - a group of two or more compounds combined together

• They can be:

  • A solid

  • A liquid

  • A gas
    

And Now. . .
Mixtures

Think-Pair-Share: Two Beakers

I am going to show you two beakers

You will have two minutes with your partner to compare and contrast the beakers

Then, I will ask you to share

Mixtures can be:

• Homogeneous - it looks the same all the way throughout (it has one phase)

• Heterogeneous - you can see the individual pieces (it has multiple phases)

Types of Mixtures

Multiple Choice

The salt water is a:

• Homogeneous Mixture.

• Heterogeneous Mixture

Multiple Choice

The mixture of sand and rocks is a:

• Homogeneous Mixture.

• Heterogeneous Mixture.