Gold's natural state has a definite shape and a definite volume. What is gold's natural state(s)? O solid
O liquid
solid or gas
liquid or gas

the answer is solid

If an inclined plane is 5 m long and 2 m high, what is its mechanical advantage? a. 2.5 b. 3 c. 7 d. 10

Positrons are spontaneously emitted from the nuclei of

The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.