9.1 + 9.2 Quiz Earth's Movement in Space

Satellite

_____________ : a body that orbits a planet

Star

_____________: a giant ball of superheated gas, or plasma, composed of hydrogen and helium

Planet

____________: an object that orbits a star and is big enough to have become rounded by its own gravity and cleared its orbit of debris

eight

There are _____________ planets in our solar system. [how many?]

Meteor

____________: a streak of light produced when a small piece of rock or ice burns up as it enters Earth's atmosphere

Meteoroid

______________: a piece of rock or ice in space

Comet

_______________: a cold mixture of dust and ice that develops a long tail of light as it approaches the sun

Constellation

___________________: a pattern or group of stars that people imagine represent a figure, animal, or object

Revolution

_______________: the movement of one object around another

24 hours

It takes the Earth ____________ to complete a rotation

west to east

The Earth rotates from ____________. [Which direction to which direction?]

23.5

Earth current axis is tilted at _____ degrees

Rotation

_____________: the spinning of an object on its axis

1 year

The revolution of the Earth takes ______________. [how long?]

Orbit

____________: an object's path around a larger body of mass

ellipse

Earth's orbit is an __________, which is an oval shape.

January

Earth is closest to the sun during ____________. [which month?]

equator

Near the ______________ the Earth is hit directly by sunlight and it does not experience much climate change from season to season.

seasons

Earth has _____________ because its axis is tilted as it revolves around the sun.

summer

When a hemisphere is tilted toward the sun, it experiences ____________.

Equinox

____________: the days when the amount of daytime and nighttime are exactly the same

Law of Universal Gravitation

_________________: Newton's law that states every object in the universe attracts every other object.

Inertia

__________________: the tendency of an object to resist a change in motion

No matter if you are on Earth, the moon or just chilling in space, your mass does not change. But your weight depends on the gravity force; you would weigh less on the moon than on Earth, and in space you would weigh almost nothing at all. Earth's gravity

If you traveled to the moon, what would the effect be on your mass and weight? Answer in WRAP. Make sure to talk about BOTH mass and weight.