When a star is in the prenatal stage it can be described as:

A cloud of gas and dust; a nebula

a ball of plasma where fusion is beginning

being in a balanced, stable stae

Wegener’s proposal of a supercontinent was supported by:

rock, fossil, and climate data.

convection currents in the mantle.

What does the theory of continental drift state?

The continents were once joined in a super-continent and have moved over time

Continents are stationary and do not move

The Earth is broken into lithospheric plates that move due to convection currents

the name of a supercontinent that existed millions of years ago

another name for continental drift

What is a difference between spring and neap tides?

Spring tides occur when the earth and sun are IN LINE with the new or full moon.

Spring tides occur when moon in 3rd or 1st quarter phases

Spring tides are LOWER than neap tides

Spring tides occur in Spring and neap tides can occur in any season

Neap tides happen during ___________ and _____________ moons.

waxing gibbous / waning gibbous

waxing crescent / waning crescent

The movement of the tectonic plates is caused by

convection currents in the Asthenosphere

the gravity of the iron-nickel core.

How is it possible for new crust to be formed without increasing the surface area of the Earth?

Crust is destroyed at the same time it is created

New crust is underwater where it sinks

New crust breaks more easily than old crust

Mountains are created when....

An Oceanic plate subducts under a Continental Plate

Two continental plates pull apart

Ocean Ridges are formed by _______ plate boundaries

Convergent Oceanic / Continental

Convergent Continental / Continental

Earth and Space Review

Authored by Jose Valenzuela

Science

8th Grade

NGSS covered

Used 12+ times

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48 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The Milky Way Galaxy is a

spiral

lenticular

elliptical

irregular

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Galaxies are composed of (best answer)

stars

stars and gas

stars, dust, and gas

stars, dust, and gas held together by gravity

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of galaxy is this?

Spiral

Elliptical

Irregular

Irrational

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of galaxy is this?

Spiral

Elliptical

Irregular

Irrational

What type of galaxy is this?

Spiral

Elliptical

Irregular

Irrational

Compared to the rest of the stars, our sun is considered...

Extremely Large and Cold

Small with a medium temperature

Medium size with medium temperature

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which category is our Sun located in?

White Dwarfs

Supergiants

Main Sequence

Giants

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Earth and Space Review

The Milky Way Galaxy is a

Galaxies are composed of (best answer)

What type of galaxy is this?

What type of galaxy is this?

What type of galaxy is this?

Compared to the rest of the stars, our sun is considered...

Which category is our Sun located in?

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In the diagram given, what happens as we move to the left?

Which star is the coldest?

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