energy: chemical, mechanical, nuclear, gravitational, radiant, electrical, thermal (heat), and/or sound. what are TWO not five or more TWO real-world problems. again ONLY TWO thank you

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

Waianapanapa beach in hawaii is a black-sand beach that was formed by waves crashing against volcanic rock. the sand can be very hot on sunny days. which statement best explains why? o a. the black sand has no heat capacity. b. the black sand absorbs no radiation. o c. the black sand is immune to insolation. d. the black sand has a low albedo.

Which are characteristics of flukes? check all that apply. a they are free living. b they are a type of flatworm. c they reproduce sexually. d they have eyespots. e they are segmented.