+
ward
'
s
science
Page 1
Ya Gotta Keep 'em Separated
Submitted by: Joseph P.
Recommended Grade Level(s):
Appropriate for: Grades 5–8 (Earth Science/General Science Concept)
Time Requirements:
Prep Time: 30 minutes
Activity Time: 45+ minutes
Teaching Topics & Concepts:
What makes a Mixture a Mixture. Physical Characteristics & Properties of materials
National Science Standards Alignment
Physical Science Matter and Its Interactions 1. Develop a model to describe that matter is made of particles too small to be seen.
2. Measure and graph quantities to provide evidence that regardless of the type of change that occurs when heating, cooling, or
mixing substances, the total weight of matter is conserved. 3. Make and communicate observations and measurements to identify
materials based on their properties. 4. Conduct an investigation to determine whether the mixing of two or more substances results
in new substances. 5. Interpret and analyze data to make decisions about how to utilize materials based on their properties.
Materials:
• 6 oz. plastic cups
• Gravel of any type (2 teaspoons)
• Diatomaceous Earth (1 teaspoon)
• Sodium Chloride
• 4 x 4 inch screen
• 50 mL water syringe
• Coffee filter
• Craft sticks
This content is being brought to you by the Ward's World,
Science By You program. This program brings lesson and
classroom activity ideas directly from science teachers
around the nation right to you. From best practices to
activities, Science by You offers inspiration for every subject
and every grade level. Interested in sharing your own
content? Learn how today.
PMS200
Black 70%
Cool Gray 10
Black
Astra Regular get for
free from dafont.com
Safety
• Read the all sheets for all chemicals before using them.
• Wear safety glasses, gloves, and lab coat.
• Avoid touching eyes with hands.
• Be aware of screen sharp edges.
!
