Science Test Review #2

True or False- A field is an area around an object where the object can apply a force to another object without touching it. 

• True

• False

Tags

NGSS.MS-PS2-5

What is the speed of EM waves

• 3 million km/s

• 300,000 km/s

• 30,000 km/s

Tags

NGSS.HS-PS4-1

How long does it take for rays to travel from the sun to the earth? How far do they travel?

• Rays from sun travel 90 million miles to earth in 7 minutes

• Rays from sun travel 100 million miles to earth in 10 minutes

• Rays from sun travel 93 million miles to earth in 8 minutes

3 ways EM waves interact with a material medium- Choose all three

• • EM waves act like sound waves when interacting with a medium

• • EM waves can convert their energy into many forms when encountering matter

• EM waves can reflect, refract, or diffract

• • They can transfer energy to the medium

Tags

NGSS.MS-PS4-2

What do we call the range of EM frequencies?

Label all the wavelengths in order from longest to shortest.

f

g

e

d

c

b

a

x-ray

Gamma Ray

radio

ultraviolet

infrared

visible

microwave

Tags

NGSS.MS-PS4-1

Which 2 EM waves have long wavelengths and low frequencies?

• microwaves
• visible light

• radio waves

• infrared light

Which EM waves have midrange wavelengths and low frequencies?

• ultraviolet light

• radio waves

• microwaves

• visible light

Which 2 EM waves have short wavelengths and high frequencies?

• microwaves

• X-rays

• Gamma Rays

• infrared light

Tags

NGSS.HS-PS4-1

The part of the  electromagnetic spectrum that the human eyes can see.