Unit 2: Newton's Laws, Gravity, and Inertia Vocabulary

What is Gravity?

• Gravity is the curvature of time.
• Gravity is the speed of light.
• Gravity is the force of attraction between two masses.
• Gravity is a type of energy.

What is Inertia?

• Inertia is the natural state of an object.

• Inertia is the speed of an object in motion.
• Inertia is the force that causes an object to move.
• Inertia is the energy stored in an object at rest.

What is Mass?

• Mass is the amount of matter in an object.
• Mass is the energy of an object.
• Mass is the speed of an object.
• Mass is a measure of weight.

What is Weight?

• Weight is the volume of an object.
• Weight is the mass of an object.
• Weight is the temperature of an object.
• Weight is the force of gravity acting on an object.

Who Developed the Three Laws of Motion?

• Niels Bohr
• Sir Isaac Newton
• Albert Einstein
• Galileo Galilei

What is Acceleration?

• Acceleration is the distance traveled over time.
• Acceleration is the rate of change of velocity.
• Acceleration is the speed of an object.
• Acceleration is the force applied to an object.

What is Force?

• Force is a type of energy.
• Force is the weight of an object.
• Force is a measure of temperature.
• Force is an interaction that changes the motion of an object.