Y3 SCIENCE STICKY KNOWLEDGE

What does the skull protect?

• The heart

• The brain

• The lungs

• The stomach

What does our rib cage protect?

• The brain

• The liver

• The lungs and heart

• The intestines

What do humans need to be healthy?

• Watching TV

• Exercise, healthy diet, and hygiene

• Eating sweets

• Sleeping all day

What is an animal without a backbone called?

• Vertebrate

• Invertebrate

• Mammal

• Reptile

What is an animal with a backbone called?

• Invertebrate

• Vertebrate

• Amphibian

• Fish

How many bones does an adult skeleton have?

• 206

• 300

• 150

• 250

Why do we need a skeleton?

• To make us invisible

• To support our body and protect organs

• To help us fly

• To change our skin colour

True or false: A baby has more bones than an adult.

• True

• False

What attaches muscle to bone?

• Ligaments

• Tendons

• Cartilage

• Skin

What happens as one muscle contracts, the other...?

• Contracts too

• Relaxes

• Disappears

• Grows