Does anyone know?? thanks in advance

Matthew decided he wanted to hike up mount everest. on his way to the top, it began to snow and the temperature dropped to -10°f. matthew forgot to wear a heavy jacket so his body began to shiver beyond control. in this case, matthew's body shivering is the to a drop in temperature. * 0 points reflex stimuli responce environmental facto

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation

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