8. What are 2 reasons scientific ideas and explanation changes?

Explain how replacing asphalt with gravel or other permeable material can improve water quality.

How can I drink a cup of water?

Blood enters through the kidney for filtering through the

The kinetic energy of a ball with a mass of 0.5 kg and a velocity of 10 m/s is ... J. (Formula: KE = 1/2 mv2)

Explain how amino acids form proteins

Pregnancy comes with a unique set of diet and lifestyle guidelines. Some substances are particularly beneficial for the mother or baby, others are harmful, and some should be used with caution. Drag the appropriate items to their respective bins.

This type of galaxy gets its name from its characteristic oval shape

How are embryonic stem cells different from adult stem cells?

Explain what typically marks the beginning and end of any division of time on the geologic time scale?

a person with an impaired lymphoid system would? A. get sick more often B. grow too quickly C. not be able to digest fats D. not be able to transport oxygen to the cells