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Stack #156758

QuestionAnswer
What is the condition of the atmosphere at a particular time& place? weather
What is the atmosphere?
The atmosphere traps what 2 things? heat &light
The____keeps the earth warm enough for water to exsist as a______. Earth's surface liquid
The atmosphere protects living things from_______from the sun. radiation
The atmosphere prevents ______from hitting the earth. meteroids
________are chunks of rocks from outer space. Meteroids
An atom is the _______of an element that can exsist by itself. matter
The earth's atmosphere is made of _________as well as solid _____. oxygen nitrogen
What is the most abundant gas in the atmosphere? At what %? nitrogen 78%
The most abundant gas always consists of_____atoms combined. 2
symbol for nitrogen N2
What is essential for all living things? nitrogen
_______is needed to repair body cells and grow. nitrogen
________is a gas but living things cannot absorb it through the air. nitrogen
Bacteria convert nitrogen into ______ ________ then absorb nitates through the soil & use them to make __________. nitrogen plants proteins
Animals obtain proteins by eating __________ &___________. plants & animals
Proteins are used in the body to ________& _________ body cells. grow & repair
Most oxygen molecules consist of 2____________. atoms of oxygen O2
Humans breathe O2 but oxygen is also used as a _______ since a ______ can't burn without it. fire
All fuels use ________ as they burn. oxygen
Oxygen is the ______most abundant gas in the atmosphere at___%. 2nd 21%
Plants & animals use oxygen to release ________ ________ from the food they eat. carbon dioxide
Oxygen reacts slowly with steel to form iron oxide also known as___. rust
What is the symbol for iron oxide? FeO2
___________ is a form of oxygen that has 3 atoms. Ozone ???
________ (heat) can change O2 into O3. Evaporate ???
There is only a small amount of ______ in the atmosphere, but it is necessary for plants to make food. nitrates ????
What 2 gases make up 99% of dry air? nitrogen & oxygen
_______ ________ is water in the form of gas. water vapor
Water vapor IS invisable. TRUE
Steam is NOT water vapor. Steam is made up of tiny drops of liquid _____. water
Water vapor __________ to form liquid water again. Crystals ???
What is the condition of the atmosphere at a particular time& place? weather
What is the atmosphere?
The atmosphere traps what 2 things? heat &light
The____keeps the earth warm enough for water to exsist as a______. Earth's surface liquid
The atmosphere protects living things from_______from the sun. radiation
The atmosphere prevents ______from hitting the earth. meteroids
________are chunks of rocks from outer space. Meteroids
An atom is the _______of an element that can exsist by itself. matter
The earth's atmosphere is made of _________as well as solid _____. oxygen nitrogen
What is the most abundant gas in the atmosphere? At what %? nitrogen 78%
The most abundant gas always consists of_____atoms combined. 2
symbol for nitrogen N2
What is essential for all living things? nitrogen
_______is needed to repair body cells and grow. nitrogen
________is a gas but living things cannot absorb it through the air. nitrogen
Bacteria convert nitrogen into ______ ________ then absorb nitates through the soil & use them to make __________. nitrogen plants proteins
Animals obtain proteins by eating __________ &___________. plants & animals
Proteins are used in the body to ________& _________ body cells. grow & repair
Most oxygen molecules consist of 2____________. atoms of oxygen O2
Humans breathe O2 but oxygen is also used as a _______ since a ______ can't burn without it. fire
All fuels use ________ as they burn. oxygen
Oxygen is the ______most abundant gas in the atmosphere at___%. 2nd 21%
Plants & animals use oxygen to release ________ ________ from the food they eat. carbon dioxide
Oxygen reacts slowly with steel to form iron oxide also known as___. rust
What is the symbol for iron oxide? FeO2
___________ is a form of oxygen that has 3 atoms. Ozone ???
________ (heat) can change O2 into O3. Evaporate ???
There is only a small amount of ______ in the atmosphere, but it is necessary for plants to make food. nitrates ????
What 2 gases make up 99% of dry air? nitrogen & oxygen
_______ ________ is water in the form of gas. water vapor
Water vapor IS invisable. TRUE
Steam is NOT water vapor. Steam is made up of tiny drops of liquid _____. water
Water vapor __________ to form liquid water again. Crystals ???
What is the condition of the atmosphere at a particular time& place? weather
What is the atmosphere?
The atmosphere traps what 2 things? heat &light
The____keeps the earth warm enough for water to exsist as a______. Earth's surface liquid
The atmosphere protects living things from_______from the sun. radiation
The atmosphere prevents ______from hitting the earth. meteroids
________are chunks of rocks from outer space. Meteroids
An atom is the _______of an element that can exsist by itself. matter
The earth's atmosphere is made of _________as well as solid _____. oxygen nitrogen
What is the most abundant gas in the atmosphere? At what %? nitrogen 78%
The most abundant gas always consists of_____atoms combined. 2
symbol for nitrogen N2
What is essential for all living things? nitrogen
_______is needed to repair body cells and grow. nitrogen
________is a gas but living things cannot absorb it through the air. nitrogen
Bacteria convert nitrogen into ______ ________ then absorb nitates through the soil & use them to make __________. nitrogen plants proteins
Animals obtain proteins by eating __________ &___________. plants & animals
Proteins are used in the body to ________& _________ body cells. grow & repair
Most oxygen molecules consist of 2____________. atoms of oxygen O2
Humans breathe O2 but oxygen is also used as a _______ since a ______ can't burn without it. fire
All fuels use ________ as they burn. oxygen
Oxygen is the ______most abundant gas in the atmosphere at___%. 2nd 21%
Plants & animals use oxygen to release ________ ________ from the food they eat. carbon dioxide
Oxygen reacts slowly with steel to form iron oxide also known as___. rust
What is the symbol for iron oxide? FeO2
___________ is a form of oxygen that has 3 atoms. Ozone ???
________ (heat) can change O2 into O3. Evaporate ???
There is only a small amount of ______ in the atmosphere, but it is necessary for plants to make food. nitrates ????
What 2 gases make up 99% of dry air? nitrogen & oxygen
_______ ________ is water in the form of gas. water vapor
Water vapor IS invisable. TRUE
Steam is NOT water vapor. Steam is made up of tiny drops of liquid _____. water
Water vapor __________ to form liquid water again. Crystals ???
Created by: Wilson Hall
 

 



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