What property do all of the group 18 elements have that makes them stand out from other elements? O They are the only nonmetals that are liquid at room temperature. They are the only nonmetals that are solid at room temperature. O They are very likely to bond with almy element, whether it is metallic or not. O They are very unlikely to bond with any element, whether it is metallic or not Save and Exit Vlark this and return

An object thrown vertically upward from the surface of a celestial body at a velocity of 36 m/s reaches a height of sequalsminus0.9tsquaredplus36t meters in t seconds. a. determine the velocity v of the object after t seconds. b. when does the object reach its highest point? c. what is the height of the object at the highest point? d. when does the object strike the ground? e. with what velocity does the object strike the ground? f. on what intervals is the speed increasing?

An object is 10 cm from the mirror, its height is 1 cm and the focal length is 5 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1 -1 +10 -10

Which law represents the thermodynamic statement of the conservation of energy of a system? a. the fourth law b. the first law c. the second law d. the third law