Bone Density Basics
A Grade 7 science worksheet covering the basics of bone density, its importance, and factors affecting it.
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Bone Density Basics
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Read each question carefully and answer to the best of your ability. Good luck!
1. What is bone density?
The length of a bone
The strength and amount of bone mineral in bone tissue
The number of bones in the body
The flexibility of joints
2. Which of the following is NOT a good source of calcium for strong bones?
Milk and dairy products
Leafy green vegetables
Soda and sugary drinks
Fortified cereals
3. The mineral that makes bones strong and hard is called .
4. Regular is important for building and maintaining strong bones.
5. A disease that causes bones to become weak and brittle is called .
6. Explain why Vitamin D is important for bone density.
7. Describe two habits that can help improve bone density.
8. Observe the diagram of a long bone cross-section. Label the parts related to bone density and strength.
9. Bone density remains constant throughout a person's life.
True
False
10. Weight-bearing exercises are beneficial for bone health.
True
False