Which is an angiosperm

What kind of ion is contained in salts that produce an acidic solution? a positive ion that attracts a proton from water a positive ion that releases a proton to water a negative ion that attracts a proton from water a negative ion that releases a proton to water

Which position represents spring in the southern hemisphere? a) b) c) d)

Using data from seismic waves, geologists have learned that earth’s interior is made up of several