Which substance has the highest melting point?
a CH4
b He
C SO2
d Naci

Acurve connects the data points that are plotted. (physical science chapter 11 motion)

Which describes an image that can be produced by a concave lens? the image is real and smaller than the object. the image is virtual and larger than the object. the image is virtual and smaller than the object. the image is real and larger than the object.

Name three different units of energy used to measure heat and describe what type of situations each is usually used.