Children ______(play/plays) videogames everyday.
play
Clay ______ (is/are) used to make glasses and plates.
is
Volcanic ash ___ (help/helps) scientists determine the age of a bone.
helps
My niece ______(go/goes) to South Africa every summer to study fossils.
goes
My friends_____(visit/visits) museums to know about history.
visit
Water ______ (wash/washes) sedimentary rock into rivers and lakes.
washes
Pizza______ (is/are) eaten around the world.
is
This dinosaur skull _____(have/has) big teeth.
has
Archaeologists _____(find/finds) many objects from the past.
find
A little water ______ (is/are) in the ravine.
is
Volcanic ash_____ (pollutes/pollute) water around the volcano.
pollutes
A ravine ___ (is/are) a good place to see layers of sedimentary rock.
is
Many children ___ (visit/visits) the Karoo to see the fossils there.
visit
Paleontologists ___ (excavate/excavates) carefully for bones.
excavate
Paleontologists ______(study/studies) fossils.
study