Quiz
The Earth
4 years ago by
craniumfire
Save
Edit
Live modes
Start a live quiz
Asynchronous learning
Assign homework
21 questions
Preview
Show answers
  • Question 1
    30 seconds
    Report an issue
    Q. Of the four terrestrial planets, Earth is the _____
    answer choices
    largest
    second largest
    third largest
    smallest
  • Question 2
    30 seconds
    Report an issue
    Q. Unlike the other three terrestrial planets, Earth has _____
    answer choices
    liquid water
    an iron core
    polar ice caps
    carbon dioxide in the atmosphere
  • Question 3
    30 seconds
    Report an issue
    Q. Earth's inner core is solid, and made mostly of _____
    answer choices
    iron oxide
    nickel and cobalt
    iron and nickel
    nickel and copper
  • Question 4
    30 seconds
    Report an issue
    Q. What percentage of the radius of the Earth is comprised by the solid inner core?
    answer choices
    10%
    20%
    30%
    40%
  • Question 5
    30 seconds
    Report an issue
    Q. The outer core is mostly iron and nickel, but it’s _____
    answer choices
    unstable
    solid
    liquid
    radioactive
  • Question 6
    30 seconds
    Report an issue
    Q. The consistency of the mantle is like _____
    answer choices
    molten lava
    very thick hot plastic
    molasses in January
    moldable clay
  • Question 7
    30 seconds
    Report an issue
    Q. What is the name of the solid layer of rock, comprising Earth's outer surface?
    answer choices
    mantle
    crust
    outer core
    shell
  • Question 8
    30 seconds
    Report an issue
    Q. Earth's crust isn’t a solid piece; it’s broken up into large _____
    answer choices
    trays
    sheets
    platters
    plates
  • Question 9
    30 seconds
    Report an issue
    Q. Convection currents in the mantle cause warmer material to rise at a rate of a few _____
    answer choices
    centimeters per year
    meters per year
    kilometers per year
    meters per second
  • Question 10
    30 seconds
    Report an issue
    Q. The plates in the Earth's crust slide around at about the rate _____
    answer choices
    a snail moves
    your fingernails grow
    your hair grows
    bamboo grows
  • Question 11
    30 seconds
    Report an issue
    Q. Which part of the Earth is about as hot as the surface of the Sun?
    answer choices
    crust
    outer mantle
    inner mantle
    core
  • Question 12
    30 seconds
    Report an issue
    Q. Which element, deep inside the Earth, adds heat as it radioactively decays?
    answer choices
    iron
    thorium
    uranium
    plutonium
  • Question 13
    30 seconds
    Report an issue
    Q. Earth's magnetic field is mainly generated by _____
    answer choices
    convection of liquid in the outer core
    rotating solid in the inner core
    convection of liquid in the inner core
    rotating solid in the outer core
  • Question 14
    30 seconds
    Report an issue
    Q. How high is the Kármán line, the boundary between the Earth's atmosphere and outer space?
    answer choices
    10 km above sea level
    50 km above sea level
    100 km above sea level
    500 km above sea level
  • Question 15
    30 seconds
    Report an issue
    Q. Which gas comprises 78% of our atmosphere?
    answer choices
    oxygen
    nitrogen
    carbon dioxide
    argon
  • Question 16
    30 seconds
    Report an issue
    Q. What percent of our atmosphere is oxygen?
    answer choices
    35
    21
    15
    8
  • Question 17
    30 seconds
    Report an issue
    Q. Which atmospheric molecule is good at absorbing solar ultraviolet light?
    answer choices
    oxygen
    ozone
    carbon dioxide
    argon
  • Question 18
    30 seconds
    Report an issue
    Q. What is the name for Earth's natural light display, caused by energized solar wind particles?
    answer choices
    aorta
    aurora
    arrhythmia
    arboreal
  • Question 19
    30 seconds
    Report an issue
    Q. The atmosphere exerts a pressure on the surface of the Earth of about _____
    answer choices
    a kilogram per square centimeter
    a kilogram per square meter
    a gram per square centimeter
    a gram per square meter
  • Question 20
    30 seconds
    Report an issue
    Q. What percentage of the Earth's surface is covered in water?
    answer choices
    about 50%
    about 60%
    about 70%
    about 80%
  • Question 21
    30 seconds
    Report an issue
    Q. Which atmospheric molecule traps infrared light, leading to the greenhouse effect?
    answer choices
    oxygen
    ozone
    nitrogen
    carbon dioxide
Report an issue
Why show ads?
Report Ad
Lessonsnew
Enter Code