How can sediments negatively affect an aquatic system?
a. by blocking sunlight
b. by causing algae to grow
c. by causing plants to grow
d. by changing the water temperature

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called

food source and hunting?