Astronomy Test Review 1.2 9/23/25

The Sun's apparent path through the sky over a year is called:

• The zodiac

• The ecliptic

• The equinox

• The solstice

Earth's tilt is responsible for:

• Lunar phases

• Ocean tides

• Seasons

• Day and night

What is the name of the point where the Sun crosses the celestial equator moving northward?

• Summer solstice

• Autumnal equinox

• Vernal equinox

• Winter solstice

Newton's Law of Universal Gravitation describes:

• Light speed

• Planet colors

• Force between masses

• Star formation

The celestial equator is:

• The Milky Way's center

• Earth's equator projected onto the sky

• The path of the Moon

• The boundary of our solar system

Right ascension and declination are used to:

• Measure star brightness

• Calculate distances

• Locate celestial objects

• Determine planet sizes

A sundial works by:

• Measuring star positions

• Tracking shadow movement

• Recording moon phases

• Counting tides

The Moon was most likely formed by:

• Volcanic eruption

• A collision with Earth

• Gravitational capture

• Solar wind

Which instrument is used to measure the brightness of stars?

• Thermometer

• Photometer

• Altimeter

• Barometer

Galileo's most famous discovery was:

• The rings of Saturn

• Jupiter's moons

• Mars' polar caps

• Venus' phases