Wave nature of light

Light waves are ........waves

• mechanical transverse
• electromagnetic transverse
• electromagnetic longitudinal
• mechanical longitudinal

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

Which of these charactrerstics is not applied on light?

• It is an electromagnetic wave
• It need a medium to travel through
• It travels in straight lines
• It has the ability to simulate the sense of vision

The distance that light travels in a second is .......

• light frequency
• light speed
• light intensity
• light density

The main source of light on the Earth's surface is the ..........

• Sun
• Moon
• Star
• Candle

Tags

NGSS.MS-ESS1-1

White light consists of ..........spectrum colors

• nine
• seven
• six
• eight

..........color has the lowest deviation

• Violet
• Green
• Red
• Yellow

The .........color in the spectrum colors has the heighest frequency

• violet
• green
• red
• yellow

If the frequency of red color is 4 X 10 ¹² Hz , the frequency of violet color is

.........X 10 ¹² Hz

• 1.5

• 3.5

• 4

• 7.5

Tags

NGSS.HS-PS4-1

The photon energy = Plank's constant X ..............

• Photon frequency
• Photon wavelength
• amplitude
• Photon colour

Tags

NGSS.HS-PS4-1

Which of the following graphs represents the relation between the frequency of light (F) and its energy ( E) ?

• 
• 
• 
• 

Tags

NGSS.HS-PS4-1