Who is from the UK here?

Ahill is made of rock particles of different sizes. which of these agents of erosion probably causes the hill to form? a- waves b- glacial ice c- wind d- flowing water

Most countries in the middle east must import a majority of their a. gasoline b. oil c. food d. water

This word for a bug or malfunction was popularized in the 1962 book into orbit by the mercury astronauts