Howardites

A printable worksheet for the lesson Craters: when big rocks hit (Start here: Beginner). It prints on A4 without the website around it. The answers are on a separate sheet for the teacher.

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Start here: Beginner · Ages 7 and upHowardites worksheet

Craters: when big rocks hit

Name:Class:Date:

Key words

Meteorite
A meteorite is a piece of space rock that has survived its fall through the air and landed on Earth.
Impact crater
A hole blasted in the surface of a planet, moon or asteroid when a fast-moving object from space crashes into it.
Meteoroid
A meteoroid is a small piece of rock or metal travelling through space.

Choose the right answer

Circle the letter of the right answer.

  1. About how deep is Meteor Crater in Arizona?
    • AAbout 17 metres
    • BAbout 170 metres
    • CAbout 1.7 kilometres
    • DAbout 17 kilometres
  2. How big is an impact crater compared with the space rock that made it?
    • ASmaller than the rock
    • BAbout half the size of the rock
    • CMuch wider than the rock
    • DExactly the same size as the rock
  3. Why has Earth actually been hit more often than the Moon?
    • AEarth spins faster
    • BEarth is bigger
    • CEarth has more water
    • DEarth is closer to the Sun
  4. Why can the air not slow down a very large space rock the way it slows small ones?
    • AThe air is too thin near the ground
    • BLarge rocks fly above the air
    • CLarge rocks are made of ice
    • DThe rock is too big and heavy for the air to stop

True or false?

Is the answer given right? Tick True or False.

  1. Which of these helps to hide old craters on Earth?

    Answer given: Stars twinkling in the sky TrueFalse

  2. What are the iron pieces found around Meteor Crater called?

    Answer given: Canyon Diablo meteorites TrueFalse

Write your answer

Answer in a word or a short sentence.

  1. What kind of space rock made Meteor Crater?
  2. What makes the raised rim around a crater?

Task

Fill a baking tray with flour and sprinkle a thin layer of cocoa powder on top. Drop marbles or small balls from different heights and look at the craters, the rims and the splash of flour. Clear up together afterwards!

Howardites · free to copy for use in your classroom · answers are on the separate teacher's answer sheet