EOY FINAL REVIEW

A 45 W rated microwave is connected to 120 V. What is the current?

P=IV

• 0.38 A

• 1.9 A

• 2.2 A

• 3.5 A

If bulb 4 burns out, how will the remaining bulbs be affected?

• only bulbs 1,2,3 will be affected

• only bulbs 5,6,7,8 will be affected

• only bulb 4 will be affected

• All bulbs will be affected

If Bulb 1 burns out, which other bulb(s) will also stop emitting light?

• 2

• 3

• 3 and 4

• 2, 3, and 4

Which is an example of a magnetic force in everyday life using an object found in your home?

• A battery-operated toy car

• A table with a vase on top of it

• A refrigerator with objects stuck to the door

• A calculator powered by sunlight

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

You create identical electrical charges on identical balloons by rubbing them with a wool cloth. The balloons repel each other. According to Coulomb's Law, which should the student do to increase the electrical force of repulsion between these balloons?

• Increase the distance between the balloons

• Increase the charge on one of the balloons

• Increase the volume of one of the balloons

• Increase the masses of the balloons

Tags

NGSS.MS-PS2-3

Which of the following procedures will double the force on two point charges?

• Halving the magnitude of one charge

• Doubling the magnitude of one charge

• Doubling the distance between the charges

• Halving the distance between the charges

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A musical note has a frequency of 500 Hz. If the wavelength of the note is 0.750 m, what is the speed of the sound of that note?

v=λ⋅f

• 345 m/s

• 375 m/s

• 841 m/s

• 0.00120 m/s

The electromagnetic spectrum includes radio waves, infrared waves, ultraviolet waves, and X rays. Which property is constant in a vacuum for all parts of this spectrum?

• frequency

• wavelength

• period

• speed

Tags

NGSS.HS-PS4-1

How does Wave 1 compare to Wave 2?

• Wave 1 is lower pitched than wave 2, but the same volume

• Wave 1 is higher pitched than Wave 2, and louder

• Wave 1 is lower pitched than Wave 2, and louder

• Wave 1 is quieter and lower pitched than Wave 2.

Tags

NGSS.MS-PS4-1

To decrease the impact force you need to

• increase the impact mass

• increase the time of impact

• decrease the time of impact

• decrease the velocity change

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-3