Grade 5

No one is really sure how the dinosaurs vanished, or became

Today, a scientist who finds any remains from the age of the dinosaurs covers, or __________, them in special boxes that will preserve them into the future.

Although they looked strong, they were not protected from starvation, a painful and __________ way to die.

Some dinosaurs looked as though they were covered in heavy, protective __________.

Some think a giant asteroid collided with the Earth and ________ it into darkness

very ugly, horrible

protective covering

covers completely

no longer existing

shout or roar like a bull