Invisible Forces

As a class, we played Tug of War to demonstrate....

• Gravity

• Power of parenthesis

• Balanced vs. unbalanced forces

• Teachers vs. students

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What scientist played a crucial role in the development of the theory of Gravity?

• Isaac Newton

• Galileo Galilei

• None of the Above

• Both 1 and 2

Everything has a force acting upon it at all times.

• True

• False

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

If an object is not moving, there is a _______ force acting upon it.

• Unbalanced

• Balanced

"An object in motion stays in motion, an object at rest stays at rest unless acted upon by a force."

• Gravity Rule

• The Rule of Invisible Forces

• Sports in Motion

• Newton's First Law of Motion

Which is the correct order of the scientific process?

• Just wing it

• Choose a topic, question, hypothesis, make a plan, test/test/test, collect data, conclusion

• Question then test

• Choose a topic, question, hypothesis, make a plan, test once, collect data, conclusion

If you drop a ping pong ball and a gold ball from the same height at the same time, what happens?

• Ping pong ball hits the ground first

• Golf ball hits the ground first

• They fall to Earth at the very same speed

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Neil Armstrong, astronaut, tested Isaac Newton's 1st Law of Gravity on the moon. What happened?

• A hammer and feather fell to the surface at the same time

• The brick and banana fell to the surface at the same time

• The hammer fell first because it has a heavier weight

• The brick fell first because it has a heavier weight

• The both floated away because there is no gravity on the moon

Tags

NGSS.MS-PS2-4

Which is an example of a force your body can make?

• Puffing Force

• Flicking Force

• Kicking Force

• All of the Above

What is a synonym for mass?

• Size

• Shape

• Weight

• Speed

Tags

NGSS.MS-PS1-5