Exercise decreases the risk of catching a cold. What is the Independent variable and dependent variable ?*
O Exercise
O Catching a cold
Time of day you exercise

For their summer holiday, jane and her family are visiting places surrounding the mediterranean sea. which type of biome is jane and her family visiting? a. rainforest b. shrubland c. tundra d. coniferous forest

Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings

Acommon kind of mechanical weathering is called