Question

We are able to stand upright because

Answer 1

We are able to stand upright because of friction

Answer 2

We are able to stand upright because our backbone holds the body vertically up.

• Human being are made up of a system of bones called skeletal system.
• Bones are response for the rigid structure and are involved in the protection of our internal organs.
• Our spine is located in our back. It is the backbone of our skeletal system.
• The backbone is made up of 33 bones. The bones are called vertebrae.
• The first seven vertebrae are called the cervical vertebrae. They are located at the top.
• Next to it, thoracic vertebrae is present. It is formed of 12 bones.
• At the bottom of the spine, four vertebrae fused to form the coccyx.
• The backbone lets humans twist and bend. It holds our body upright.
• Hence, We are able to stand upright because our backbone holds the body vertically up.

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