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REVISION
REVISION
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A#REVISION#SCICENCE
Flashcards
13 cards
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Practice quiz
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Questions
13
Answers
1
which one of these
Word equations
are corect
2Na + Cl2 → 2NaCl
2Na + Cl → 2NaCl
Na + Cl2 → 2NaCl
2Na + Cl2 → 2Na
2
what is an attom?
IDK
3 Elements
the comanation of 10 elements
smallest part of anything
3
Whaat is the commen symbol?
NH
Na
NL
NH4
4
An atom is always neutral” what does this mean?
because they have same number of particles,
LOL
MIA
IDK
5
What is an enzyme?
substances that decresses the rate of chemical reactions
substances that increase the rate of chemical reactions
6
What do plants need glucose and cellulose for?
fat and starch
poop
Gulcose is made into starch and made to celluose for groth
starch
7
What is biology
Biology is a natural science
IDK
LOL
Phisics?
8
What are the limiting factors of Photosingsis
LIght, Wamth, Water
Light
Light and walmth
Humans
9
What is THE SYMBOL equation for RESPREATION
O2 + C6H12O6------->CO2 + H2O
LAPTOP
Oxygen + Carbondioxide -----> Glucosse + Water
O2+ C6H12 ------> H2O
10
WHAT IS THE CORRECT SYMBOL EQUATION FOR RESPERATION?
CO3 + HO2 ---------> C6H12O6
NON
O2 + C6H12O6------->CO2 + H2O
CO2 + H2O -------> O2 + C6H12O6
11
What Cell Is THIS
Human
Animal
Plant
Mine
12
Balcenced the symbol equation: H
2
O + O
2
----> H
2
O
H2 + O2 ------> H2O
2H2 + O2 ------> 2H2O
H2 + O2 ------> 2H2O
13
How do you know if a cell is from a plant animal or bacteria?
bactira has DNA
bactiria makes you ill
Animal cells not fixed shape plant cells have one
