Biology, 07.05.2020 14:57 mariakelley15
Isabella makes an electromagnet by wrapping copper wire around an iron bolt and then connecting each end of the wire to a battery. She observes that the more times that she wraps the copper wire around the bolt, the more paper clips her magnet can pick up. What does she conclude in this experiment?
A
Wrapping more copper wire around the bolt increases the length of the bolt.
B
Wrapping more copper wire around the bolt increases the density of copper.
C
Wrapping more copper wire around the bolt increases the mass of the battery.
D
Wrapping more copper wire around the bolt increases the strength of her electromagnet.
Answers: 1
Biology, 22.06.2019 02:00, haleylecompte
Choose one animal (cheetas) and research on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.
Answers: 3
Biology, 22.06.2019 06:00, svaskeacevilles5477
When you run, you begin to breathe heavier and faster. your heart beats more quickly, bringing more oxygen to your cells. which organ systems are working together here?
Answers: 1
Isabella makes an electromagnet by wrapping copper wire around an iron bolt and then connecting each...
Physics, 14.07.2020 18:01
Mathematics, 14.07.2020 18:01
Mathematics, 14.07.2020 18:01
Mathematics, 14.07.2020 18:01