Based on this excerpt from the preface, which best
explains why the author wrote the book?
O The author used materials found around the house to
make simple machines.
O The childhood friends of the author were also interested
in making and using machines.
O The author has had a lifelong interest in machines and
how to develop them for a variety of purposes.
O As a child, the author enjoyed outdoor activities such as
playing in a creek and riding on a bike.

My best friend is a white girl named denise — we look at boys together. she sat in front of me all through grade school because of our names: o'connor, ozawa. i know the back of denise's head very well. why does the speaker share details about race, friendship, and names in this stanza? check all the correct answers. to indicate that the students were already segregated and isolated to emphasize the idea that all americans were treated as equals prior to the attack to reveal the extent of the impact resulting from the attack on pearl harbor to identify the compassionate response following the attack on pearl harbor

The empire state building was a. constructed by one hundred workers. b. was first lit up by president roosevelt. c. has more than one hundred stories. d took several years to complete.

Which words in this excerpt from the count of monte cristo can be used as synonyms to determine the meaning of the word grotto? dant? s entered the second grotto. the second grotto was lower and more gloomy than the first; the air that could only enter by the newly formed opening had the mephitic smell dant? s was surprised not to find in the outer cavern. he waited in order to allow pure air to displace the foul atmosphere, and then went on. 1. air 2. opening 3. mephitic 4. cavern 5. pure 6. atmosphere