Answer:
B. An egg cell and a sperm cell unite.
Explanation:
Answer:
<em>IAU- International Astronomical Union</em>
Explanation:
The International Astronomical Union (IAU) is an organization consisting of professional astronomers from around the whole world. The astronomers in the International Astronomical Union (IAU) work together to assign names and probable functions of different celestial bodies being discovered. The aim of the International Astronomical Union (IAU) is to protect and to safeguard field of astronomy and make progress in this field.
Answer:
Motion is a change in position measured by distance and time. Speed tells us the rate at which an object moves.
