Team 1
0
Team 2
0
Teams
Name
Score
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Loading
25
×
How is it possible that water is a by-product of burning cellulose?
The cellulose contains the elements hydrogen and oxygen. H and O.
Oops!
Check
Okay!
Check
15
×
True or False? A change in color can indicate that a chemical change has occurred.
True
Oops!
Check
Okay!
Check
15
×
Identify a slow chemical change mentioned in the book.
the rusting of iron
Oops!
Check
Okay!
Check
15
×
True or False? Dissolving is a physical change.
True
Oops!
Check
Okay!
Check
15
×
Fill in the blank. Matter can neither be _______________ nor destroyed.
created
Oops!
Check
Okay!
Check
25
×
How do chemical changes create new substances?
breaking chemical bonds and creating new ones
Oops!
Check
Okay!
Check
20
×
If a piece of wood had a mass of 10g, what would the mass of the carbon dioxide, water vapor, and ash be after the fire?
10g
Oops!
Check
Okay!
Check
15
×
What is a catalyst?
something that speeds up a chemical reaction
Oops!
Check
Okay!
Check
×
heart
Other team wins 5 points!
Oops!
×
fairy
Take points!
5
10
15
20
25
×
fairy
Take points!
5
10
15
20
25
×
thief
Give points!
5
10
15
20
25
20
×
Identify two catalysts mentioned in the book.
adding salt and heat
Oops!
Check
Okay!
Check
15
×
Fill in the blank. The mass of matter before a chemical change must ____________ the mass afterwards.
equal
Oops!
Check
Okay!
Check
×
baam
Lose 25 points!
Oops!
×
gift
Win 15 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 25 points!
Oops!
20
×
Name two forms of energy given off in a chemical change.
heat and light
Oops!
Check
Okay!
Check
20
×
What three elements are found in cellulose?
carbon, hydrogen, and oxygen
Oops!
Check
Okay!
Check
×
banana
Go to last place!
Oops!
×
gift
Win 10 points!
Okay!
×
shark
Other team loses 15 points!
Okay!
×
banana
Go to last place!
Oops!
15
×
Identify a chemical change mentioned in the book that occurs more quickly.
baking (rusting of iron with a salt catalyst)
Oops!
Check
Okay!
Check
×
Restart
Review
Join for Free
;
Your experience on this site will be improved by allowing cookies.
Allow cookies
