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acids & alkalis & interdependence

acids & alkalis & interdependence

Assessment

Presentation

Science

5th - 12th Grade

Hard

NGSS
3-LS2-1, 3-LS4-3

Standards-aligned

Created by

pro gamer

Used 10+ times

FREE Resource

6 Slides • 6 Questions

1

acids & alkalis & interdependence

made by Amer jarrah

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2

acids

Acids are a substance that we can use in every day life like:

lemon,

orange,

and every thing that be sour because all acids are sour and they they can be in a Ph of 0-6 and 0-3 are the strongest but 4-6 are the weakest. they turn test paper in to red or orange

3

Multiple Choice

what is the ph scale of and acid

1

0-14

2

0-6

3

0-3

4

4-6

4

alkalis

Alkalis are also every day stuff like soap and sanitizer

alkalis have a bitter taste and have a Ph of 8-14, and this time 8-10 are the weakest and 11-14 are the strongest, they turn test paper to blue or purple colors.

5

Multiple Select

which of the following are alkalis

1

soap

2

sanitizer

3

vinegar

4

water

6

neutral substances

neutral substances are things that turn the test papers to green, they have a Ph of 7 and are every day things like water and table salt. if you have a stomach that hurts drink antacids and it will neutralize it and turn it back to an acid, it happens because the stomach acid starts acting up and starts making more bubbles than usual and gets too high so you start burping and needing to constantly go to the bathroom.

7

Multiple Choice

what is the healthy neutral substance here

1

table salt

2

water

3

sugar substance

4

cooking oil

8

Multiple Choice

which of the following neutral substances are unhealthy

1

water

2

cooking oil

3

vinegar

9

the Ph scale

the Ph scale is the Ph that I was saying and it measures the Ph of substances so we see if it is a acid or alkali or neutral substance.

10

Multiple Select

which are parts of the Ph scale

1

15

2

14

3

1

4

7

5

-1

11

interdependence

the dependence of two or more people or things on each other. examples:

mice

birds

couple

brazil nuts

balls

12

Multiple Choice

what is the meaning of interdependence

1

the dependence of two or more people or things on each other.

2

the dependence of three or more people or things on each other.

3

the dependence of four or more people or things on each other.

4

the dependence of one or more people or things on each other.

acids & alkalis & interdependence

made by Amer jarrah

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