​Photo means light

​A photometer is a device that measures light.

For example:

The photometer measures the amount of light needed for the plant.

​Photogenic means looking attractive in photographs or film.

For example:

The photogenic couple looks great in all their wedding photos.

​scope means "see"

​An endoscope is an instrument used to see inside the body.

For example: The doctor said he would use an endoscope to determine the cause of the pain.

​An otoscope is a device used to look inside the ear.

For example:

• The little girl was amazed that they could see inside her ear by using an otoscope.

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​Early Native American tribes in the United States, like the Southeast and Northeast Native American tribes, had unique strategies to survive in their regions of the United States.

​The Plains Tribe


-inhabited lands from south of Canada to Texas.


-They were mainly an agricultural tribe before they began hunting, and their main resource became bison herds


Their hunting strategies include:

• dressing as wolves to get near bison;

• using bows and arrows to hunt bison; and

• riding horses to hunt bison.

​The Southwestern Tribes

-inhabited areas of deserts and mountains found in present-day Arizona, New Mexico, and Utah.


-They did not hunt animals but sometimes used deer, snakes, and jackrabbits as food sources.


They were an agricultural tribe that grew crops and gathered:

• seeds;

• roots; and

• cactus fruits.

​The Great Basin Tribes

-inhabited land that stretched from current-day Oregon to California.

-They were hunters and gathers.

These tribes:

• hunted animals;

• grew crops; and

• gathered crops.

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​Personal pronouns replace nouns.