Measure Weight Before and After
Elementary School Science · Flashcards · Application
ELEMENTARY SCHOOL SCIENCE · FLASHCARDS
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QUESTION
Choose the correct conclusion: Initial
=
30
g
=30\,g
=
30
g
, final
=
30
g
=30\,g
=
30
g
after mixing in a sealed container.
QUESTION
Identify the final weight if the initial weight is
40
g
40\,g
40
g
and the change in weight is
−
5
g
-5\,g
−
5
g
.
QUESTION
Identify the total mass after mixing if
m
A
=
12
g
m_A = 12\,g
m
A
=
12
g
and
m
B
=
9
g
m_B = 9\,g
m
B
=
9
g
with no loss.
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ANSWER
21
g
21\,g
21
g
. Total mass equals sum of parts:
12
+
9
=
21
12 + 9 = 21
12
+
9
=
21
.
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