Science
PHYSICS 2 NewSchool of Architecture Week 5 Electricity and Magnetism Questions

physics 2

NewSchool of Architecture and Design

PHYSICS

Question Description

hey;

same things:

1. HW is attached

2. Quiz on BB (week 5)


if you need the login information again lemme know

thanks

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Name: ______________________________________ HW Week 5: ___________________ Electricity and Magnetism Circle the correct answer to each question. True False 1. Like ends of a magnet repel each other. True False 2. All matter is made of atoms. True False 3. All materials have magnetic properties. True False 4. Engineers have designed devices using magnets that we use every day. True False 5. You can use electricity to make a magnet. 6. What do magnets do? a. Attract all types of objects. b. Attract plastic objects. c. Attract wooden objects. d. Attract iron objects. 7. What is found at the center of an atom? a. electrons b. the nucleus c. pions d. the orbital shell 8. In electricity, a current is a. a flow of electrons. b. the price we pay for electricity. c. a flow of atoms. c. a device engineers use to measure electricity. 9. The north pole of one magnet attracts a. the north pole of another magnet. b. the south pole of another magnet. c. either the north pole or the south pole of another magnet. 10. Circle all of the objects listed below that use electricity. light bulb calculator candle refrigerator car bicycle cellular phone microwave oven flashlight Electricity and Magnetism Name: ______________________________________ HW Week 5: ___________________ 11. Draw a sketch of the magnetic field produced by a bar magnet. 12. Label the magnet poles (A, B) north or south in the following diagram. N A B P N 13. What do two north poles do to each other?________________________________________ 14. What does a north pole do to a south pole?________________________________________ 15. Where is the magnetic field of a bar magnet strongest?______________________________ 16. Which of the following cannot be magnetized: a. Nickel b. Aluminum c. Iron d. Brass 17. The next diagram shows a demagnetized bar. (a) Write down TWO ways of magnetizing it. (b) Draw a diagram to show how the tiny molecular magnets would be arranged when it was completely magnetized. Electricity and Magnetism Name: ______________________________________ HW Week 5: ___________________ 18. Write down four uses of permanent magnets. 1.___________________ 2.___________________ 3.___________________ 4.___________________ 19. You have two bars of metal of equal sizes, one is iron and the other one is steel. (a) Which one would you use to make a permanent magnet? and (b) Why? 20. Two iron rods are placed side by side in a solenoid. Describe and explain what will happen if an alternating current is passed through the coil. 21. What is meant by a neutral point in a magnetic field? 22. How can you use the magnetic field lines to get an idea of the strength of the magnetic field? 23. Above a certain temperature iron will lose its magnetism, true or false? Explain. 24. What is meant by: (a) geographic north ____________________________________________________ (b) magnetic north______________________________________________________ Electricity and Magnetism Name: ______________________________________ HW Week 5: ___________________ 25. Two bars of metal are arranged as shown in the next diagram. Which one is the magnet? Bar A Bar B Bar B Bar A In this arrangement the bars attract each other In this arrangement the bars do not attract each other Electricity and Magnetism ...
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Final Answer

that os wrong file sorry

Name: ______________________________________ HW Week 5: ___________________

Electricity and Magnetism
Circle the correct answer to each question.
True

False

1. Like ends of a magnet repel each other.

True

False

2. All matter is made of atoms.

True

False

3. All materials have magnetic properties.

True

False

4. Engineers have designed devices using magnets that we use every day.

True

False

5. You can use electricity to make a magnet.

6. What do magnets do?
a. Attract all types of objects.

b. Attract plastic objects.

c. Attract wooden objects.

d. Attract iron objects.

7. What is found at the center of an atom?
a. electrons

b. the nucleus

c. pions

d. the orbital shell

8. In electricity, a current is
a. a flow of electrons.

b. the price we pay for electricity.

c. a flow of atoms.

c. a device engineers use to measure electricity.

9. ...

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