5.2bcd Energy Remediation

​ (a)   energy is transformed into ​ (b)   energy when a stove is turned on.

• Electrical
• Thermal
• mechanical

Tags

5.2.c

5.2.b

5.2

Which observation provides the BEST evidence that sound energy can travel from place to place?

• The glowing bright red coils can be seen in a darkened room.

• The warmth from the coils can be felt when standing a safe distance away.

• The longer the water boils, the more it bubbles upwards and produces steam.

• The noise from the lid can be heard even when standing a safe distance away from the hot pot.

Tags

5.2

5.2.c

5.2.b

What form of energy does the light bulb change electrical energy into?

• light

• motion

• sound

• chemical

Tags

5.2

5.2.b

5.2.c

An electrical mixer transforms electrical energy into ____________.

• mechanical energy

• radiant energy

• potential energy

• thermal energy

Tags

5.2

5.2.b

5.2.c

When a pitcher throws a baseball, (a)  

• nothing happens
• energy transfers from the pitcher the ball
• Mechanical energy is transferred

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

When you plug in a TV and watch a movie, the energy transformation that occurs is from (a)  

• Radiant to mechanical energy
• electrical energy to kinetic energy
• electrical energy to radiant
• Radiant to electrical energy

Is this an example of work?

• Yes

• No

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-5

Omar is demonstrating how to use a hand drill to his class. He turns the handle of the wheel which makes the bit on the end of the drill rotate. Omar explains to the class that the drill can be used to make holes in wood.

What kind of energy does the hand drill most likely use to make holes in wood?

• electrical

• heat

• light

• mechanical

Which of the following examples requires the use of radiant (light) energy?

• A person stops to tie their shoes

• A person uses a flashlight at night

• A drum is played during music class

• An oven is used to bake a cake

A hairdryer transforms...

• electrical energy to thermal energy

• mechanical energy --> electrical energy

• sound energy --> thermal energy

• thermal energy --> mechanical energy