Jack grows mangoes on his farm. he wants to make sure that the fruit ripens before being transported to other cities. what can he do to ensure that the mangoes ripen?

Which of the following statements is true? 1. the mantle of the earth is made of solid nickel and iron. 2. the crust of the earth is made of solid nickel and iron. 3. the inner core is made of solid nickel and iron.

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

What best explains the inability for life to exist in earth early atmosphere