Skills Time! 1 Match the words with the pictures. 2 Then write the words in alphabetical order. asteroid 3 Write, using the words above. 4 Read the Class Book. Answer the questions.

1. * 1-d * 2-a * 3-g * 4-c * 5-f * 6-e * 7-h * 8-b 2. * Earth * asteroid * fall / fell * pattern * rock * scientist * skin * disappear 3. * Some scientists study space. * They look for rocks made by the stars. * Sometimes, asteroids fall from other planets and fly through space. * These rocks are called meteors on planet Earth. * A big one fell 65 million years ago. * Some people think this is why the dinosaurs disappeared. * Scientists have found dinosaur skeletons, but haven't found any dinosaur skin. 4. * What did dinosaurs eat? Meat or plants. * When did they disappear? Dinosaurs disappeared 65 million years ago. * How long was a T-Rex? Scientists don't know exactly how long a T-Rex was. * How many types of dinosaurs were there? Scientists don't know exactly how many types of dinosaurs were there. * No one knows what colour the dinosaurs were. Why not? Scientists don't know because skin didn't remain.