A football team lost 14 yards on their first play then lost another 7 yards on the next play. what internet represents the total change in yards for the two plays?

Study the image of this rock.which characteristic best supports its formation from sedimentary processes? it has many layers.it is coarse-grained.its grain shape is round.its texture is non-banded.

Which is a genetic engineering advancement directly related to a career in biotechnology? 1) improving solar energy collection 2) transporting textiles at higher rates 3)creating crop foods that resist insect pests 4)repairing historical sites with quality materials

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million