What erosional agent account for most of the erosion on earth surface

In a repredentive democracy: a.) people come together in large meetings to vote on public policy b.) the people govern themselves c.) political power is held by a small group of people d.) people elect officials to run the government for them

Which of the filling is an effect of the uneven heating of the earth by the sun ? a sea breeze a land breeze a convection current all of the above

Combine like terms. do not forget to use the distributive property to simplify the first term. 2(3y + 5k) - 2k