Harappan buildings were made of
a. Sandstone.
b. Marble.
c. Thatch.
d. Concrete.
e. Mud brick.
Question 2
Implementing the meritocracy system made the Qin army the strongest in China because
a. only soldiers and officers from the royal family held positions of authority.
b. Qin soldiers were executed if their performance in battle was deemed dishonorable.
c. no man could advance in the military if he came from a dishonorable household.
d. a soldier's family was held accountable for his actions in battle.
e. soldiers were promoted on the basis of ability, not birth.
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Early in the twentieth century, when malnutrition was common, companies such as this one advertised
Children were given the same set of concrete operations tasks five times
The volume of a well is 40.0 ft3. How many kilograms of concrete will it take to fill the well ...
Chart showing average yearly dose of radiation from natural and human-made sources