1. Describe one of the early compasses people used to indicate direction.
2. How does a compas...
Physics, 10.04.2020 02:28 witerose2974
1. Describe one of the early compasses people used to indicate direction.
2. How does a compass respond when it is placed in the magnetic field of a bar magnet?
3. What is the cause of Earth's magnetism?
4. Is Earth's magnetic north pole at the same location as the geographic north pole?
Answers: 2
Physics, 21.06.2019 18:20
Find the vertex(use the completing the square method), findthe x- and y-intercepts, and sketch the graph offunction. y = 2x2 + 4x - 1
Answers: 3
Physics, 22.06.2019 01:50
Arod of some material 0.20 m long elongates 0.20 mm on heating from 21 to 120°c. determine the value of the linear coefficient of thermal expansion [in (degrees c)^-1] for this material.
Answers: 2
Physics, 22.06.2019 10:30
What are two different ways you could find the value of a? explain these methods.
Answers: 2
Physics, 22.06.2019 10:30
The freezing and boiling point of a substance changes as the air pressure around it changes. for example, at a lower air pressure (higher altitude) it is easier for water molecules to escape from liquid into the air. in a high altitude city such as denver, colorado compared to a sea-level city such as houston, texas, water
Answers: 2
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