Give an example of each of the terms below write your answer on the line next to the term
an element
a pure substance
a mixture
a solution
a compound

Jessie ran 5000 meters from the cops and an average speed of 6 meters / second before he got caught . how long did he run?

Determine the fraction of the magnitude of kinetic energy lost by a neutron (m1 = 1.01 u) when it collides head-on and elastically with a target particle at rest which is 21h (heavy hydrogen, m = 2.01 u).

Which composition of water moves to begin a deepwater current?