What 2 predictions can you make about Argon's (Period 3, Group 18) properties based on its location on the periodic table?

It is very reactive

It is nonmetal that does not conduct electricity well

It is a metal and conducts electricity well

It is very unreactive

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane

Sound is a disturbance that travels through a medium as a

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.