Mystery Science Animals Through Time

which of these are considered fossils. Choose all the correct answers.

• footprints

• plant imprints

• bones

• glass

Tags

NGSS.MS-LS4-1

In ancient times when people saw one of these they called this sharks tooth a...

• arrow stone

• tongue stone

• sharp stone

• shark stone

If you found a fossil like this in a quarry you would know that this habitat used to be....

• grasslands

• river

• ocean

• desert

Tags

NGSS.MS-LS4-1

The word dinosaur means...

• terrible lizard

• angry lizard

• giant lizard

• tiny lizard

What part of a skeleton tells scientists if the fossil is a reptile or mammal?

• legs

• skull

• tail

• feet

Tags

NGSS.MS-LS4-2

How is this reptile skull different from mammal skulls?

• its smaller

• its bigger

• its has more holes

• it has sharper teeth

Tags

NGSS.MS-LS4-2

Reptiles lay eggs and mammals have babies

• true

• false

Dinosaurs were like lizards but they were not reptiles

• true

• false

Dinosaurs have been extinct for ______of years

• hundreds

• thousands

• millions

• ten thousand

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS1-4

This animal would be considered a ______

• carnivore

• herbivore

• omnivore