Balance and motion
This presentation is the property of its rightful owner.
Sponsored Links
1 / 51

Balance and Motion PowerPoint PPT Presentation


  • 154 Views
  • Uploaded on
  • Presentation posted in: General

Balance and Motion. Investigation 1: Balance. arch. A curved shape. balance. To stay in a position without being held. balance point. The place on which an object balances. clothespin. A clip of wood or plastic for fastening clothes on a clothesline. counterweight.

Download Presentation

Balance and Motion

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


Balance and motion

Balance and Motion


Investigation 1 balance

Investigation 1: Balance


Balance and motion

arch

A curved shape.


Balance

balance

To stay in a position without being held.


Balance point

balance point

The place on which an object balances.


Clothespin

clothespin

A clip of wood or plastic for fastening clothes on a clothesline.


Counterweight

counterweight

Something that helps to balance an object.


Crayfish

crayfish

A freshwater shellfish.


Mobile

mobile

A system of balance beams and objects.


Object

object

Anything that can be seen or touched; a thing.


Position

position

The place where a person or thing is.


Stable

stable

Steady; not falling over.


System

system

A set of objects that are related in some way and can be isolated for study; a group of things or parts that form a whole.


Triangle

triangle

A three-sided shape.


Unstable

unstable

When something is not steady and falls over.


Weight

weight

How heavy something is.


Balance and motion

wire

A bendable metallic strand or rod.


Investigation 2 spinners

Investigation 2: Spinners


Air resistance

air resistance

The force of air pushing on something.


Balance and motion

axis

A straight line around which something rotates.


Balance and motion

disk

An object that is a circle in only one direction and can fall over; a disk can be a wheel.


Balance and motion

knot

To firmly tie two pieces of material together.


Motion

motion

The act of moving.

When something moves.


Rotate

rotate

To turn in circles a lot of times; to spin.


Shaft

shaft

Something that acts as an axis.


Balance and motion

spin

To turn by turning around an axis.

To turn in circles a lot of times; to rotate.


Swirl

swirl

To spin or twist around and around.


Balance and motion

top

A toy that spins.


Twirl

twirl

To spin in the air.


Twirler

twirler

A flying spinner.


Twist

twist

To wind or turn something around.


Whirl

whirl

To move or turn around quickly or suddenly.


Balance and motion

wing

The moveable appendages that birds and other animals use to fly.


Zoomer

zoomer

A toy made from a plastic disk and a piece of string; it spins around when tension is released from the twisted string.


Investigation 3 rollers

Investigation 3: Rollers


Balance and motion

axle

A rod or shaft to which wheels can be attached.


Balance and motion

loop

An opening that is made by curving a piece of material into a circle.


Balance and motion

ramp

An object that has a slope.


Runway

runway

A path over which something moves or lands.


Slope

slope

A surface that is higher on one end.


Sphere

sphere

An object that is round in all directions and rolls in all directions.


Spiral

spiral

To move in a circular motion around a fixed center point.


Wheel

wheel

An object that is a circle in only one direction and can fall over; a wheel is a disk.


Science stories

Science Stories


Force

force

A push or a pull.


Gravity

gravity

A force that pulls things toward the Earth.


Pitch

pitch

How high or low a sound is.


Balance and motion

roll

To move by turning over and over.

When a wheel goes around on its edge.


Stable position

stable position

Steady, not falling over.


Vibration

vibration

A fast back and forth motion. Vibration makes sound.


Volume

volume

How loud or soft a sound is.


  • Login