4th nine weeks assessment

What did some European explorers use to plug up leaks in their boats?

• wood

• gum

• oil

• paper

Drills are tipped with imported _______ that stay sharper longer.

Imports and exports shows the __________ of the world.

Owners of wells stored oil in _________.

• wagons

• drills

• barrels

• underground

When did the first telegraph company come to Texas?

• 1800

• 1817

• 1854

• 1870

The economy benefited from the relationship between telegraph and __________.

What is one effect of the internet?

• slow business

• a talking telegraph

• less jobs

• communication worldwide

True or False:

Using oil to power machines was easier than having animals pull loads.

• True

• False

What became cheaper as oil supplies increased?