Observing Dinosaur Traits

What does extinct mean?

• when a species is thriving or living well

• when a species has died out

• when a species has ALMOST died out

• when a species lives everywhere

Tags

NGSS.MS-LS4-1

Scientists think dinosaurs were like reptiles and the trait of scales. What about the dinosaur's skulls made scientists think they had scales?

• Their skulls were large.

• Their skulls were fragile or would easily break.

• Their skulls had extra or more openings.

• Their skulls have openings for their eyes only.

Tags

NGSS.MS-LS4-2

What did scientists find to that helped prove that dinosaurs had traits like reptiles?

• Large, thick bones

• fossil eggs near dinosaur fossils

• large teeth

Tags

NGSS.MS-LS4-2

What else did scientists find to that helped prove that dinosaurs had traits like reptiles?

• fossil scales

• fossil fur

• claws

• fossil jaw bones

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1

Write a summary sentence for why scientists think dinosaurs looked like lizards. Start with this sentence starter: Scientists think dinosaurs looked like lizards because _________________________.

Tags

NGSS.MS-LS4-2

What is a carnivore?

• an animal that eats mostly sweets

• an animal that mostly eats plants

• an animal that mostly eats meat

• an animal that eats mostly bread

What is a herbivore?

• an animal that eats mostly sweets

• an animal that eats mostly meat

• an animal that eats mostly plants

• an animal that eats mostly bread

What is an omnivore?

• an animal that eats mostly sweets

• an animal that eats mostly plants

• an animals that eats mostly meats

• an animal that eats plants and meats

How do scientists know that carnivores eat meat just by looking at their teeth?

• The teeth are sharp and pointy

• The teeth are flat

• The teeth are both pointy and flat

How do scientists know that herbivores eat plants just by looking at their teeth?

• The teeth are sharp and pointy

• The teeth are flat

• Some teeth are sharp and some are flat