8.8c

Which of the following has the shortest wavelength?

• Gamma rays

• The color blue

• AM radio

• Infrared

Tags

NGSS.HS-PS4-1

Black holes can be found in the Universe. When examining a black hole with a special telescope, scientist determined that a specific black hole was emitting waves with a wavelength of 1.41x10^-12 Hz. The special telescope most likely detects:

• microwaves

• visible light

• x-rays

• gamma rays

Tags

NGSS.HS-PS4-1

• microwaves
• visisble light
• x-rays
• gamma rays

Tags

NGSS.HS-PS4-1

Why do scientists use the electromagnetic spectrum to study the composition of stars and the universe?

• We cannot travel to stars

• The full EM spectrum provides much more information than just visible light from a telescope

• The EM spectrum allows scientists to compare wavelengths with other known elements on Earth

• All of the above

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

What is the measurement in wavelength of ultraviolet electromagnetic waves?

• 10^-8 m

• 10¹⁵ m

• 10¹⁵ Hz

• 10^-8 Hz

Tags

NGSS.HS-PS4-1

What type of electromagnetic waves could be detected at a wavelength of 1.14 x 10^-6 m?

• visible

• microwave

• infrared

• ultraviolet

Tags

NGSS.HS-PS4-1

Which statement best describes a galaxy?

• A cloud of gas that is the birthplace of stars

• A system of billions of stars, gas, and dust held together by gravity

• A ball of plasma that experiences nuclear fusion in its core

• A mass of dust and ice that orbits a star in an elliptical pattern

Tags

NGSS.MS-ESS1-2

The student explains the path is the result of _____

• the magnetic attraction between Earth and the sun

• potential energy stored in Earth that originated in the sun

• the gravitational attraction between the sun and Earth

• electromagnetic energy from the sun pulling on Earth

Tags

NGSS.HS-ESS1-4

NGSS.HS-PS2-4

which star is most like the sun?

• Star 1

• Star 2

• Star 3

• Star 4

Which set of conditions best describes the weather at the area of lowest air pressure?

• Bright sun with no wind

• Partly cloudy with no wind

• Mostly sunny with light winds

• Overcast skies with strong winds

Tags

NGSS.MS-ESS2-5