A Girl Throws a Stone from a Bridge

question 34

Multiple Choice

A girl throws a stone from a bridge.Consider the following ways she might throw the stone.The speed of the stone as it leaves her hand is the same in each case.
Case A: Thrown straight up.
Case B: Thrown straight down.
Case C: Thrown out at an angle of 45° above horizontal.
Case D: Thrown straight out horizontally.
In which case will the speed of the stone be greatest when it hits the water below if there is no significant air resistance?

• A)Case A
• B)Case B
• C)Case C
• D)Case D
• E)The speed will be the same in all cases.

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Definitions:

Dense Connective Tissue

A type of connective tissue with closely packed collagen fibers, providing strength and stiffness to structures like tendons and ligaments.

Fibrous Synarthroses

A type of joint characterized by fibrous tissue connecting bones, which allows minimal to no movement.

Cartilaginous Synarthroses

Joints that are connected entirely by cartilage, allowing for very limited movement, such as the intervertebral discs in the spine.

Synovial Joints

Highly movable joints that are enclosed within a synovial capsule, producing a fluid that lubricates the joint to reduce friction.