List four types of antennas a smartphone might contain

they float because they are less dense than the water itself

something denser than water, like a rock, will sink to the bottom

fkk you n*gga

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.