Chemical Reactions
Bacteria
Air Pollution/Acid Rain
Bases
Acids
100
New colour appears, heat or light is givin off, bubble of gas is formed, percipitate (solid) formed, change is difficult to reverse.
What is a chemical reaction?
100
Long spiral shaped.
What is the shape of spirilla bacteria?
100
The burning of fossel fuels.
What is the major cause of air pollution?
100
This turns red litmus paper blue?
What is bases?
100
Does not change color of red litmus paper.
What is acids?
200
A substance that speeds up the rate of a chemical reaction without being a part of the reaction.
What is a catalysts?
200
Round shaped
What is the shape of Bacilli bacteria?
200
a mixture of smoke, fog and gas pollutants.
What is smog?
200
Some contains this base?
What is lye
200
Orange
What is an acid fruit?
300
combines substances ususally elements to for a compound.
What is a synthesis reaction?
300
Food, water, warmth.
What are 3 things that bacteria needs to grow?
300
solid particles and gas?
What are two kinds of air pollutants?
300
Pink in bases?
What is pheolphthalien.
300
Does not change color with acids.
What is what is red litmus paper?
400
A free element replaces a different element of a compound.
What is a single replacement reaction?
400
A disease can be caused by a virus. bacteria, protozoon.
What are 3 ways a disease can be caused?
400
Rain,snow or sleet.
What are forms of acid rain?
400
Bitter tase?
What do bases taste like?
400
Metal
What does acid wear away?
500
Explosive Ordinance Disposal
What is EOD stand for?
500
Round or spheriacal shaped.
What is the shape of a cocci bacteria?
500
Stone, brick and metal surfaces o wear away.
What are some damages of acid rain?
500
Stays blue.
What does blue litus paper do when exposed o a base?
500
Yellow acid?
What color is bromothyol blue in a acid?
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