Which of the following objects is correctly matched with a type of joint that performs a similar movement? a) a shower head, which is similar to a hinge joint b) a swivel chair, which is similar to a hinge joint c) a doorknob, which is similar to a pivot joint d) a cabinet door, which is similar to a pivotal joint

At which point is crust neither created nor destroyed? island chain mid-ocean ridge divergent boundary transform boundary

Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.

Alaboratory investigation included examine prepared slides of pond water singled celled organisms with a nucleus and either cilia or flagella were visible these organism probably belong to the kingdom