A baker can bake 90 cookies in half an hour. If she takes one hour for lunch and two 15 minute breaks during the day, how many cookies can she bake from 9am - 5pm?.

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Carbon dioxide can be produced form what type of power generation?

Which of the following ideas did greek philosopher democritus contribute to the atomic theory? a. each object is made up of one atom, which varies in size from very small to very large. b. matter is composed of only one kind of particle, which can be easily destroyed. c. every element has a specific type of atom, which remains the same size in all forms of matter. d. all matter is composed of small particles, which combine to make larger objects.