Chapter 2 Vocabulary

revolution

• the orbit of an object around another object

• the spin of an object around its axis

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

rotation

• the orbit of an object around another object

• the spin of an object around its axis

equinox

• occurs when Earth's rotation axis is tilted neither toward nor away from the sun - happens in March and September

• when the Earth's rotation axis is tilted directly toward or away from the Sun - happens in June and December

Tags

NGSS.MS-ESS1-1

solstice

• occurs when Earth's rotation axis is tilted neither toward nor away from the sun - happens in March and September

• when the Earth's rotation axis is tilted directly toward or away from the Sun - happens in June and December

Tags

NGSS.MS-ESS1-1

waxing

• as the lit portion of the moon becomes smaller

• as the lit portion of the moon becomes larger

Tags

NGSS.MS-ESS1-1

waning

• as the lit portion of the moon becomes smaller

• as the lit portion of the moon becomes larger

Tags

NGSS.MS-ESS1-1

tides

• the movement of one solar system object into the shadow of another

• are the periodic rise and fall of the oceans' surfaces caused by gravitational force between Earth and the Moon and the Sun.

Tags

NGSS.MS-ESS2-4

eclipse

• the movement of one solar system object into the shadow of another

• are the periodic rise and fall of the oceans' surfaces caused by gravitational force between Earth and the Moon and the Sun.

Tags

NGSS.MS-ESS1-1

planet

• orbits the Sun, is massive enough to be nearly spherical in shape, and has no other large objects in its orbital path

• orbits the sun and are nearly spherical in shape, but they share their orbital paths with other objects of similar size.

dwarf planet

• orbits the Sun, is massive enough to be nearly spherical in shape, and has no other large objects in its orbital path

• orbits the sun and are nearly spherical in shape, but they share their orbital paths with other objects of similar size.