Unit 2Motion and

Open-Ended Questions

Unit 2 Inventor Toolbox

Inspire Curiositywith

Open-Ended Questions

1 . . . 2 . . .

3 . . .

and see

Which do you think is better?

What do you think?

How do you do this?

Why do you think so?

What do you think will happen?

If . . ., then . . .?

Practice

Motion and Machines

Okay, I know what motion is

. . . but how do I explain it ?

Motion is . . .

http://youtube.com/v/PdDEpC0uHWI

Basic ideas

● An object in motion tends to stay in motion

● An object at rest tends to stay at rest

http://youtube.com/v/QM1IQidriF4

Forces change

Motion

http://youtube.com/v/GOMIBdM6N7Q

Move!

http://youtube.com/v/qjaFwki0OLU

change direction of motion

Mechanisms . . .

change speed of motion

Mechanisms . . .

http://youtube.com/v/kv1CpJi60xQ

http://youtube.com/v/LjCzPp-MK48

● Motions are movements

● Objects moving tend to keep moving

● Forces change motion

● Machines are made of simple

mechanisms that transfer motions

Let’s review!

Let’s invent!