explain why tearing up a paper is a physical change（関連順）

0:45

Chemical Changes...Is burning of paper a chemical reaction ???

eASYtIPS4YOU

34,127 回視聴 - 12 年前

1:44

Is Burning Wood a Chemical or Physical Change?

Wayne Breslyn (Dr. B.)

8,981 回視聴 - 3 年前

10:40

Chemical and Physical Changes – Quiz Edition

Next Generation Science

Tearing Paper

Paper Tear - FunScience Scavenger Hunt

funsciencedemos

2,013 回視聴 - 4 年前

1:27

Science Spotlight: The Combustion of Wood

KQED QUEST

143,499 回視聴 - 9 年前

5:26

Examples of Physical and Chemical Changes | Real Life Examples of Physical and Chemical Changes

10 Lines Essay

117,310 回視聴 - 1 年前

2:16

Reversible and Irreversible Changes to Matter

Next Generation Science

88,850 回視聴 - 1 年前

5:11

Challenge: which is chemical or physical change?

Angles and Acid

1,421 回視聴 - 7 年前

5:58

Lesson 5.1.5 - Changes in Matter

EpicScience

2,862 回視聴 - 7 年前

5:38

Burning of candle Physical Change or Chemical change| class 7 Heat #heat #basicscience #class7

Rana Mam

8,671 回視聴 - 1 年前

12:32

Physical and Chemical Changes

Manocha Academy

1,290,629 回視聴 - 6 年前

0:19

A satisfying chemical reaction

FootDocDana

99,757,776 回視聴 - 1 年前

5:18

Physical and Chemical Changes

funsciencedemos

214,929 回視聴 - 9 年前

7:31

Physical vs. Chemical Changes - General Science for Kids!

Miacademy Learning Channel

137,516 回視聴 - 1 年前

1:15

Chemistry project on Physical and chemical changes

Study with Ritika

62,645 回視聴 - 1 年前

5:47

Is Burning Of Candle A Physical Change Or Chemical Change? Give Reason - Three States Of Wax

The Science Girl

3,546 回視聴 - 2 年前

6:46

A Candle Burning - Is it a physical or chemical change? PART 2

Opinionated Science Educator

270 回視聴 - 3 年前

0:21

Light refraction experiment!

Emily Calandrelli

784,543 回視聴 - 1 年前

4:53

Physical change and chemical change

Norman Atienza

2 回視聴 - 4 年前

結果 : explain why tearing up a paper is a physical change