5.1 Vocabulary

The Greek root geo means

• time.

• light.

• earth.

• study of.

Another word for assistance is

• help.

• sleep.

• work.

• delay.

Promontory, Utah, was buzzing with activity. This means that the town

• was just starting out.

• was very active.

• had many jobs available.

• had people moving out.

A worker was hastily summoned. Hastily means about the same as

• loudly.

• eventually.

• formally.

• quickly.

The two locomotives inched toward one another. Locomotives are

• wild animals.

• train tracks.

• roads.

• train engines.