Calculating Gravitational Force

9th GradePhysics80 min

Learning Objective

I can describe and calculate the gravitational force between two objects using Newton's Law of Universal Gravitation.

Lesson Flow

Watch Video

9 min

Gravity for Kids | Learn all about how gravitational force works

Learn Bright

Guided Notes

16 min

Key concepts students will learn:

  • Gravity is a force that attracts objects toward each other, keeping planets in orbit around the sun.

  • The strength of gravity depends on an object's mass; the greater the mass, the greater the gravitational force.

  • Two scientists who made important discoveries about gravity are Sir Isaac Newton and Albert Einstein.

Practice

24 min

12 questions • Multiple choice & Short answer & True/false

Exit Ticket

5 min

Object A has a mass of 10 kg and Object B has a mass of 20 kg. They are 2 meters apart. If the distance between them is increased to 4 meters, how will the gravitational force between them change? Will it increase, decrease, or stay the same?

Teacher Guide

Get the complete package:

  • Answer keys for all questions
  • Differentiation strategies
  • Extension activities
  • Printable student handouts