Earth

Which of the following BEST describes rotation?

• spinning motion of earth on its axis
• when earth moves around the sun
• what car tires do
• None of the above

Which of the following BEST describes rotation?

• spinning motion of earth on its axis
• when earth moves around the sun
• what car tires do
• None of the above

Which of the following does NOT describe revolution?

• movement of object around another. Earth revolves around the sun
• takes a year for earth to revolve around the sun
• use to determine years on a calendar
• use to help create GPS

Which of the following term(or terms) relate to solstice?

• sun appears farthest north (summer solstice) and farthest south of the equator (winter solstice)
• June 21 and December 21
• summer solstice= longest day of the year in Northern Hemisphere. shortest day of year in Southern hemisphere
• All of the above

How are the distances from Earth to the sun on the first day of summer and first day of winter similar?

• the sun is farthest from the equator
• the sun is nearest the equator
• the sun has nothing to do with the equator
• none of the above

When tectonic plates move towards each other 

• convergence
• divergence
• transform

When tectonic plates move apart 

• convergence
• divergence
• transform

Subduction occurs when

• plates collide and mountains form
• one plate oges under another
• magma comes up at mid-ocean ridge

Which layer of the earth is rock made mostly of iron?

• Lithosphere
• Core
• Asthenosphere
• Mantle

Why is the Inner Core solid?

• Extreme Heat
• High Pressure
• All the layers are solid
• It's made of rock