You should be prepared for a train to appear at a railroad crossing

a. between 2 a. m. and 6 a. m.

b. between 6 p. m. and 10 p. m.

c. at any time

d. at night

Which statements describe continental crust? select the three correct answers. a-it is formed in all parts of the continents. b-it is made mostly of volcanic rock. c-it is destroyed by melting near the top of the mantle. d-it is less than 10 km thick. e-its ages ranges from very young to more than 4 billion years old.

Which amusement park ride utilizes periodic motion a.slide b.bumper cars c.giant swing d.roller coaster

Pkease ! what are a few reasons why the south seceded from the union