Earth's Structure
Planet Characteristics
Grade 6/7 Additional Questions
Plate Tectonics
Sun/Asteroids/Dwarf Planets
100

What is the center part of the Earth Called?

The Inner Core

100

Which planet is closest to the Sun?

Mercury

100

What is the core within the inner core called?

Inner Inner Core
100

Who discovered plate tectonics

Alfred Wegener

100

How many known Dwarf planets are in our Solar System? 

5 (Pluto, Ceres, Makemake, Eris, and Haumea)

200

What is the consistency of the outer core?

Liquid

200

How many planets in our Solar System have rings?

4

200

What is one technology we have used to help us study the physical characteristics of our Solar System and hopefully study space more in-depth?

The Voyager 1 and 2 Spacecraft's

200

What do you call it when plates collide with each other? 

Convergent

200

What are Solar Winds?

All of the power that is generated by the Sun which moves throughout the Solar System

300

What protects us from solar wind, meteor debris, and UV rays?

Earth's Magnetic Fields

300

Which planets are the Terrestrial (inner planets)?

Mercury, Venus, Earth, Mars

300

What causes the plates to move?

Convection Currents

300

What is it called when plates divide?

Divergent

300

Where is the Asteroid Belt located?

Between Mars and Jupiter

400

What is the outermost layer of the Earth called?

Earth's Crust

400

Which planet is the closest in size to Earth?

Venus! Venus is also called Earth's sister planet due to its size and density being so similar!

400

What is the cause/reason that a problem exists?

Root Cause

400

What is it called when plates slide against each other? 

Transform

400

What is the difference between an Asteroid and a Meteor?

An Asteroid is also known as a small rocky planet that orbits the Sun in outer space. A meteor is when the Asteroid burns up within our atmosphere and is also known as a shooting star!

500

What are the Earth's crust and the upper mantle together called?

The Lithosphere

500

What are the 8 planets of our Solar System? (YOU MUST LIST THEM IN ORDER FROM CLOSEST TO THE SUN TO FURTHEST AWAY)

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

500

What is Interstellar space?

The place where the Sun's constant flow of material and magnetic field stop affecting its surroundings. (Or you could say the part of space that exists between the Stars!)

500

What is an example of plates Converging or Colliding?

The Himalayas

500

Why is Pluto no longer considered a planet?

It has not cleared its neighbourhood, does not have enough mass as a normal planet, and does not orbit the Sun the same way the other planets do!

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