Hypervelocity bullets used in 0.22 long rifle usually weigh around 2.1 g and can have a speed of 550 m/s. What must be the speed of a 75 kg man to match the momentum of this bullet?

answer and explanation;

composition refers to both the types of minerals within a rock and the overall chemical makeup of the rock while texture refers to the size and arrangement of the minerals or grains that make up a rock. both composition and texture can be used to classify rocks, such as igneous rocks. texture describes how the rock became solid or crystallized from liquid, melted rock. composition of a rock describes the minerals that make up a particular rock.

No because scientist are still changing there mines today so they are not correct to this day

The answer is  a.first and third quarters