Chapter 16 Science

When the Moon's shadow appears on Earth's surface

• shadow
• solar eclipse
• penumbra

The path an object follows as it moves around another object

• orbit
• revolution
• rotation

The central, darker part of a shadow where light is totally blocked

• penumbra
• umbra
• equinox

The part of the lunar cycle in which less of the Moon's near side is lit each night

• waxing phase
• equinox
• waning phase

The daily rise and fall of sea level

• shadow
• orbit
• tide

The part of the lunar cycle in which of the Moon's near side is lit each night

• waxing phase
• equinox
• waning phase

The lighter part of a shadow where light is partially blocked

• shadow
• umbra
• penumbra

A day when Earth's rotation axis is leaning along Earth's orbit, neither toward nor away from the Sun

• solstice
• phase
• equinox

A day when Earth's rotation axis is the most toward or away from the Sun

• solstice
• phase
• equinox

The lit part of the Moon or a planet that can be seen from Earth

• rotation
• phase
• storm