Mystery Science The Human Machine

Humans and robots have similar internal structures that help them move.

• True

• False

What is one way a robot is similar to a human body?

• There are no similarities.

• Both humans and robots need fuel/a source of energy.

• Both humans and robots have a computer system.

• A robot's structure can break, but a human's cannot.

Which of these is a similarity between the structure of a human and the structure of a robot?

• There are no similarities because robots are not living creatures.

• Both humans and robots have blood.

• Both humans and robots have a type of messenger system (brain, computer).

• Both humans and messengers consume food.

What is dissection?

• Splitting something into equal parts

• When a section of something dies

• Putting something together one section at a time

• Cutting something apart to see the insides

Why might scientists think dissection is helpful?

• All scientists think dissection is not helpful, but harmful.

• Scientists think dissection is helpful because they're able to see how the inside of an organism works.

Tags

NGSS.MS-LS1-3

What part of an animal do humans typically eat?

• bone

• tendon

• muscle

What is the name of the string-like material between muscles and bones that helps us move?

• tendon

• muscle

• organ

What does it mean if your muscle "contracts?"

• The muscle breaks down.

• The muscle gets shorter and pulls on the tendon.

• The muscle covers the bone.

Tags

NGSS.MS-LS1-3

Which of the answers below tells the correct order for movement?

• First, a tendon pulls on a bone, then the muscle contracts and causes the bone to move.

• First the muscle contracts, then the tendon pulls on the bone and causes it to move.

• First the tendon contracts, then the muscle contracts, then the bone moves.

Which of these is true about bones? Select all that apply.

• Bones give bodies structure.

• Bones cannot break.

• Without bones, humans would not be able to move.

• Humans can move without bones because they only use their muscles.