Answer the following question in paragraph .why does summer occur in Australia at the same time that winter occurs in north America ? Help me please

How does the bare soil surface type affect the amount of runoff

Why slip off slopes are found on the inside of meanders? why river cliffs are found on the outside of meanders?

Ascientist is explaining how background cosmic radiation gives evidence of the big bang theory. she says that radiation has been detected everywhere equally as heat in the universe and is increasing. this has been shown to be residual radiation from the big bang. what error did the scientist make?