Eruption with low silica tends to be nonexplosive. The type of lava is Basaltic, flows easily because of low viscosity (low gas content- originates in the mantle). This type of lava comes from shield volcanoes (low angle slopes and gentle)- eg. Manua Loa Volcano and Hawaii.
Answer:
Erosion happens over time but water contributes to erosion and the more water that crashes against the rocks, the quicker they start to chip away. There is also the threat of lighting, but the rainwater + the ocean/seawater is the main threat!
Explanation: