Matter and Energy Test 7 (Chapters 9-10)

Front

What is the rate of electric charge flow?

Back

current

Front

What is the region of concentrated magnetism at the end of a bar magnet?

Back

pole

Front

What happens to the resistance of a wire as the diameter of the conductor increases?

Back

Resistance decreases.

Front

William observes that the inclination at the magnetic poles is 90°. What is the orientation of the lines of flux?

Back

vertical

Front

What process imparts electric charge at a distance without direct contact between objects?

Back

induction

Front

What is the SI unit of current?

Back

ampere

Front

What can Sophia use to indicate the direction and strength of a magnetic field?

Back

lines of flux

Front

What will happen to the strength of the electromagnet if Luna adds another 50 loops to the initial 50 loops of wire around a nail?

Back

doubles

Tags

NGSS.HS-PS2-5

Front

Ava wants to magnetize a needle for her science project. She holds a magnet near the needle. What method of magnetism is she using?

Back

magnetizing by induction

Front

How do Ethan and Ava's balloons interact when charged with static electricity and brought close to each other?

Back

repel

Tags

NGSS.HS-PS2-4