Balance and Motion

How do you know if something is in a stable position?

• if the counterweights are below the balance point
• when the object is falling over
• if the counterweights are above the balance point

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

What are the clothespins called when they keep an object balanced?

• axle
• counterweights
• balance point

Tags

NGSS.MS-ETS1-2

Is this shape in a stable position?

• Yes
• No

Tags

NGSS.MS-ETS1-2

Is this shape in a stable position?

• Yes
• No

Tags

NGSS.MS-ETS1-1

What is needed to start an object moving?

• wind
• string
• force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What are some ways things move?

• fly and run
• shake and bounce
• spin and roll

What do tops, twirlers, and zoomers all have in common?

• they all spin
• they all roll
• they all balance

How do you get a top to start moving?

• you blow on it
• you force it with your hands to start spinning
• you have to drop it

What kind of tops are more stable?

• small, slow tops
• big, fast tops

Tags

NGSS.MS-PS3-1

How do you start the motion of a zoomer?

• spin the zoomer with your finger
• twist the string then pull on the string with your hands
• let gravity pull it down