Science Facts and Fun: How Much Does the Earth Weigh? DVD

United Learning

$49.00 
SKU: DC023978
Format: DVD
Grade Level:
Runtime:
Copyright: 1995

Alt Formats:
Free Resources
Marc Record

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Weight and mass are defined, and the concept of gravity is introduced. Density and its relation to weight is explained, and examples from a child's world are presented. Finally, the scientific method of determining the mass of the Earth is explained in simple terms and used to weigh objects and calculate mass.