Explain how weathering and erosion can make a cave. Is it physical or chemical weathering?

What do lava flows made of aa indicate about the type of volcanic eruption that occurred? a. the eruption was viscous. b. the eruption was pyroclastic. c. the eruption was explosive. d. the eruption was quite. !

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays

Differentiate renewable and nonrenewable resources