moon and waves
Earth
Gravity
Solar system
100

What is a satellite

A body that orbits another body
100

How long does it take for earth to revolve once around the sun

365.25 days

100

What is gravity

the force of attraction between 2 object because of their mass

100

What is the 1st planet in our solar system

mercury

200

What is an Umbra

The darkest part of a shadow

200
What is the imaginary line that runs across the middle of the earth

the equator

200

What effect the gravity of a planet

how much it weighs

200

What planet is Earth in our solar system

The third

300

What has higher tides, a neap tide or spring tide

spring tide

300

What is it called when an area has light for 24 hours 

midnight sun

300

What 2 things cause a greater gravitational pull on each other

the mass and distance

300

Is our solar system heliocentric or geocentric

Heliocentric

400

What effects the tides the most

the moon

400

In what season does equinoxes happen 

Spring and fall

400

What is Kepler's 1st law

Planets have elliptical orbits

400

Who made the biggest discoveries about our solar system

Galileo, and Kepler

500

What is a total solar eclipse

When the moon fully blocks out the sun

500

what is an equonox

When sun shines the most equally on the north and south pole

500

What force do planets have when they orbit another planet

centripetal force

500

What is Kepler's 3rd law

Inner planets go faster than outer planets

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