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3 R's

3 R's

Assessment

Presentation

Science

3rd Grade

Practice Problem

Medium

NGSS
MS-ESS3-3, MS-PS1-3, MS-LS2-5

+2

Standards-aligned

Created by

Thirah Pawi

Used 18+ times

FREE Resource

10 Slides • 9 Questions

1

Topics: 3 R's

9th August to 14th August 2021

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2

Objectives

  • Pupils should be able to know what 3R's stands for

  • Pupils should be able to define Reduce, Reuse and Recycle

  • Pupils should be able to list down materials that can be recycled

  • Pupils should be able to differentiate between Reuse and Recycle

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3 R's stands for

Reduce

Reuse

Recycle

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What is Reduce?

Reduce means using something LESS

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What is Reuse?

Reuse means using something AGAIN and AGAIN

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What is Recycle?

Recycle means using something OLD to make something NEW

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Reuse VS Recycle

Reuse is using something AGAIN and AGAIN without the need to be sent to RECYCLING CENTER (just like what you did for science project, that's reuse!)


Recycle is using something OLD to make something NEW through series of processes which are done in RECYCLING CENTER.


Materials that can be recycled are paper, plastic bottle, glass and metal can.

8

Multiple Choice

What do you think about using Recycle bag every time you shop in a supermarket, is it Reuse or Recycle?

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It is REUSE!!

Because you are using the recycle bag AGAIN and AGAIN....


But why is it called as RECYCLED BAG? It is because the bag is made from recycle material.


If the question is about MAKING NEW RECYCLED BAG, than it is RECYCLED...but if its about USING the recycled bag, it is REUSED!!

10

Now lets try few example!!

Choose between Reuse and Recycle

11

Multiple Choice

Using lunch bag to carry his lunch box everyday to school

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12

Multiple Choice

Used paper can be used to make new writing paper or paper bag

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13

Multiple Choice

Old glass jar can be used to stored food

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14

Multiple Choice

Old aluminium can be process to make new aluminium can

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15

Multiple Choice

Old clothes can be given to younger siblings or those who need it

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16

Multiple Choice

Used paper can be used to make new writing paper or paper bag

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17

Multiple Choice

Plastics are send to recycling center and melted to make new plastic furniture

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18

Multiple Choice

Plastic bottle use to make plant pot

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19

Did you do well?

I hope you did...see you next time!!

Topics: 3 R's

9th August to 14th August 2021

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