How Does the Contraceptive Sponge Work

question 21

Multiple Choice

How does the contraceptive sponge work?

• A) It releases spermicide when inserted into the vagina.
• B) It blocks sperm from reaching the cervix.
• C) It prevents the passage of the zygote into the uterus.
• D) It prevents ovulation by secreting hormones.

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Definitions:

Natural Magnets

Materials found in nature that possess magnetic properties capable of attracting iron, such as magnetite or lodestone.

Magnetic Poles

The two ends of a magnet where the magnetic field is strongest, conventionally labeled as the North and South poles.

Natural Magnets

Materials found in nature, such as magnetite, that possess magnetic properties and generate a magnetic field without any external influence.

Iron

A chemical element with symbol Fe, commonly used in its magnetic form in motors, generators, and transformers due to its ferromagnetic properties.