Chapter 27 & 29 Review on Astronomy

The features on the moon formed by objects crashing into its surface

The material that falls back to the moon's surface after an impact.

What season is the southern hemisphere experiencing?

The number of daylight hours in the southern hemisphere is at a maximum

When hydrogen nuclei fuses it produces

Stars are assigned a spectral type, with M being

Controls the motion of planets because it contains 99% of the mass in the solar system

The light-colored, mountainous regions on the moon are

Long trails of ejecta on the moon's surface

Meandering valleylike features on the moon's surface

A total lunar eclipse occurs when the moon passes through the Earth's

The length of day and night are equal on

The sequential changes in the appearance of the moon

A solar eclipse could occur when the moon is in which position?

Group of recognized stars in the sky

A partial solar eclipse is seen when the person is in the moon's

Moons surface is very different from earth's because there is no ......

Cloud of interstellar gas where new stars form

A lunar eclipse could occur when the moon is a which position?

Theory of moon creation resulting from objects hitting it

The tides on Earth are caused by the gravitational pull of

Which phase is the moon in?

Annual variations in the length of the day and temperatures depend on the

The Sun, Moon, and stars appear to rise in the east and set in the west because of the rotation of

Hertzsprung-Russell Diagram compares absolute magnitude with

The number of daylight hours in the northern hemisphere is at a maximum

What tide occurs when the moon is at B & D?

The Hubble Space Telescope has been valuable for studying

What day is it in the northern hemisphere?

Why nearby stars seem to shift in position from earth

Section of H-R diagram where 90% of the stars fall

Which NASA project landed man on the moon?

Why we see only one side of the moon

Combining of nuclei

What tide occurs when the moon is at A & C?

Small, massive, dense object that not even light can escape

Which NASA project launched the first American into space on May 5, 1960?

The dark, smooth plains on the moon are

What type of telescope uses lenses to bring visible light into focus?

A scientist looking for an optimal location for a new observatory should choose a location

Includes all wavelengths of light

Lowest layer of sun's surface from which most of the light is emitted