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Jugar Froggy Jumps
1. What is the main function of the human skeleton
A
To protect and support the body
B
To produce food
C
To help in breathing
2. Which part of the skeleton protects the brain?
A
skull
B
ribcage
C
spine
3. What are muscles attached to?
A
Bone
B
Eyes
C
Skin
4. What is the role of muscles in movement?
A
They contract and relax to move bones.
B
They produce sound.
C
They help the body stay still.
5. What is the movement called when a muscle gets shorter and pulls on a bone?
A
Contracting
B
Stretching
C
Relaxing
6. When muscles get shorter, we say that they?
A
Contract
B
Relac
C
Stretch
7. How do skeletal muscles work to move bones?
A
They contract and pull on bones.
B
They become rigid and hold bones still.
C
They push bones apart.
8. What happens to muscles when they are not used for a long time?
A
They get weaker and smaller.
B
They get bigger
C
They become stronger