Successful attempts to make the internal combustion engine more efficient in the 19th century resulted in an increase in the demand for
a) coal
b) iron ore
c) petroleum
d) arable land

Choose the word that completes the palindrome below. madam, i'm pop elba adam panama put up

2. explain the two different types of egyptian calendars. 3. what architectural advances did the ancient egyptians make? what impact do these advances have on our lives today? 4. what did egyptian art usually depict? how does this compare to forms of art that we see today? 5. what all was found in king tut’s tomb?

This cartoon appeared in 1916. the topic of the cartoon isa)the reason for the start of world war i.b)the success of us submarines in world war i.c)the military alliance between germany and mexico.d)the attitude in the us towards submarine warfare in world