Lesson Info: Density Gizmo | ExploreLearning

Density

Measure the mass and volume of a variety of objects, then place them into a beaker of liquid to see if they float or sink. Learn to predict whether objects will float or sink in water based on their mass and volume. Compare how objects float or sink in a variety of liquids, including gasoline, oil, seawater, and corn syrup.

User Recommendations (13)

LESSON MATERIALS:

Student Exploration Sheet
- Word
- PDF
Exploration Sheet Answer Key

Answer Key for Subscribers Only
Teacher Guide
- Word
- PDF
Vocabulary Sheet
- Word
- PDF

Assessment Questions

LEARNING OBJECTIVES:

State the SI units used for mass and volume.
Measure the volumes of irregular objects using water displacement.
Discover that density can be measured.
Predict whether an object will float or sink by measuring its mass and volume.
Define the relationship among mass, volume, and density.
Calculate the densities of irregular objects.
Compare the densities of liquids.

VOCABULARY:

density, mass, matter, volume

User Recommendations (13):

I was amazed by how often students wanted to re-act the floating and sinking of objects, even though the concept was a tough one for them.

SCIENCE: 3rd Grade

By: Janice Akes | Recommended 98 days ago
This is by far my favorite GIZMO! You could see the lightbulbs turning on when my students did this GIZMO.

SCIENCE: 8th Grade | Physical Science

By: Jacque Middleton (Alabama) | Recommended 118 days ago
My students truly understood measuring density after using this Gizmo!

SCIENCE: 4th Grade

By: Marcie Gabriel (California) | Recommended 119 days ago
Great to use with basic measuring skills or a review.

SCIENCE: 8th Grade | Earth/Space Science, Life Science, Physical Science

By: Cathy Hammel (Florida) | Recommended 119 days ago
My students really enjoyed this Gizmo and understood the concept very well.

SCIENCE: 4th Grade, 5th Grade

By: Cinthia Sanchez (Florida) | Recommended 135 days ago