3. celestial

And be able to estimate the azimuth values and directions between them.

• Estimate the azimuth values and directions.

• Calculate the distance between points.

• Determine the elevation angle.

• Identify the time of day.

The north star appears to remain stationary in the night sky in the northern hemisphere because:

• It is the brightest star in the sky.

• It is located directly above the North Pole.

• It is part of the Big Dipper constellation.

• It is closer to Earth than other stars.

Polaris can be seen in the southern hemisphere.

• True

• False

The altitude to Polaris is equal to an observer’s ________________?

• latitude

• longitude

• altitude

• time zone

As a person drove from New York to the Equator, how would the altitude to Polaris change?

• It would increase.

• It would decrease.

• It would remain the same.

• It would fluctuate.

How would the altitude to Polaris change as a person drove along the Equator?

• It would increase.

• It would decrease.

• It would remain the same.

• It would fluctuate randomly.

Circumpolar stars are stars that:

• Never set below the horizon

• Are visible only during certain seasons

• Are located at the celestial equator

• Are the brightest stars in the sky

What causes star trails?

• The rotation of the Earth

• The movement of stars

• The orbit of the Moon

• The tilt of the Earth's axis

Tags

NGSS.MS-ESS2-6

Know how to draw star trails when looking along the northern, southern, eastern and western horizons in New York.

• Draw circular trails for northern and southern horizons, and straight lines for eastern and western horizons.

• Draw straight lines for northern and southern horizons, and circular trails for eastern and western horizons.

• Draw circular trails for all horizons.

• Draw straight lines for all horizons.

Be able to locate Polaris by constellation.

• Ursa Major

• Ursa Minor

• Orion

• Cassiopeia