Grade 1 - A History Of The Earth

The History of the Earth: Supplemental Guide DR | Domain Review 163

Riddles for Core Content

Materials: Image Cards 1–9 and 14

Divide the class into fi ve groups. Give each group two Image

Cards. Ask the group to look at and name their Image Cards. Invite

each group to show the class their Image Cards and name the

images. Tell the students to listen carefully to the riddles. If their

Image Card is the answer to the riddle, the members of their group

should stand up and say, “I am ” [insert name of image]. If

their Image Card is not the answer, they should stay seated.

• I shoot out steam heated from deep within the earth. What am I?
  I am a geyser. [Show students Image Card 6 (Geyser).]


• I am a type of rock that is formed from hot magma or lava
  that cools and hardens. What am I? I am igneous rock. [Show
  students Image Card 7 (Igenous)]


• Some people measure me with a clock, but I cannot be seen.
  What am I? I am time. [Show students Image Card 3 (Time).]


• I shoot gooey rock from the outer core through cracks in the
  mantle due to pressure and heat. When my gooey rock or
  magma hits the earth’s crust, it cools and we call it lava. What
  am I? I am a volcano. [Show students Image Card 5 (Volcano)].


• I am a rock that forms in layers. Sometimes you can fi nd fossils
  in my layers. What am I? I am sedimentary rock. [Show students
  Image Card 8 (Sedimentary)].


• I have layers, like a bed, but I am shaped like a ball. People and
  animals live on my crust. What am I? I am Earth. [Show students
  Image Card 4 (Earth’s Layers)].


• I come in many forms. You can feel me when you stand outside
  on a sunny day or put your hand near a warm radiator. What am
  I? I am heat. [Show students Image Card 1 (Heat)].


• If you put your hands together and push, you can feel me. What
  am I? I am pressure. [Show students Image Card 2 (Pressure)].


• I am a rock that has been formed by heat and pressure that
  can change igneous and sedimentary rocks. What am I?