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Science - 3rd Grade
Standard 4 Objective 1
This classroom activity will help students understand gravity.
The Earth's gravity pulls everything towards its center. Gravity gives objects their weight. The weight of an object is a measure of the pull of gravity on that object.
1. Use a Science Process and Thinking Skills
2. Manifest Science Interests and Attitudes
3. Understand Science Concepts and Principles
4. Communicate Effectively Using Science Language and Reasoning
Invitation to Learn
Objective 1:3 Identify the relationship between whole numbers
Objective 3:2 Describe spatial relationships.
Put one cup of various items (marshmallows, gravel, rice, beans, cereal, etc.) into individual sturdy cups. Have the students complete the instructional procedures above for these items.
Adaptation: The main activity and the extension can be investigated by the students individually or in small groups at a learning station, or cooperatively by the whole class.
Homework & Family Connections
Gravity by Dan Greenberg (Newbridge Education Publishing)
The Magic School Bus Plays Ballby Joanna Cole (Scholastic, Inc.)
Gravity: Simple Experiments for Young Scientists by Larry White (Millbrook Press)
Bowled Over: The Case of the Gravity Goof-Up by Chuck Harwood (McGraw Hill Trade)
Why Doesn't the Earth Fall Up? by Vicki Cobb (Lodestar Books)
Which Way is Up? by Gail Kay Haines (Simon & Schuster)
Gravity is Attractive: What is Gravity?
Windows on Science, Primary Vol. 3, Force and Motion Lessons 12-13
Did the student(s) accurately read the spring scale?
Did the student(s) place the objects in the correct sequence from lightest to heaviest?