Answer:
Mass and density
Explanation:
Density of an object is defined as its mass per unit volume. Mathematically, the relation is given by :

m = mass and V = volume
If we know the density of the Eraser and its mass, we can easily find its volume. Hence, the two tools are mass and density.
Answer:
Although created as a control mechanism, the sankin kotai helped transform Edo into a metropolis and truly a uniting center for the Japanese people. Other additional benefits of the system were the ensured peace by keeping feudal lords in subjugation (Tsukahira, 137).
Explanation:
A. Vargas returned with settlers
Explanation:
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Answer:
The heads on Easter Island have bodies. ...
The moon has moonquakes. ...
Goosebumps are meant to ward off predators. ...
There's no such thing as "pear cider." ...
Pineapple works as a natural meat tenderizer. ...
Humans are the only animals that blush.