Chemistry: Precision & Design - Chapters 7-8

Aiden is playing his guitar and notices that the louder he plays, the more the strings vibrate. What can the amplitude of the wave produced by the guitar strings be considered a measure of?

• strength

• speed

• frequency

• wavelength

Tags

NGSS.MS-PS4-1

Nora is observing the colors of a rainbow. She notices that as the colors shift from red to violet, the wavelength of the light decreases. How must the frequency of the light change as the wavelength decreases?

• decrease

• remain the same

• increase

• fluctuate

Tags

NGSS.HS-PS4-1

Elijah is conducting an experiment in his physics class to understand the nature of light. What does light consist of?

• a. electromagnetic waves

• b. photons

• both a and b

• neither a nor b

Tags

NGSS.HS-PS4-3

Rohan is learning about atoms in his chemistry class. His teacher asks, "What is the maximum number of valence electrons an atom may have?"

• 2

• 4

• 8

• 10

Tags

NGSS.HS-PS1-1

Olivia is tuning her radio to listen to her favorite station. She notices that the radio display shows the frequency of the station. What unit is this frequency usually measured in?

• pascals

• meters

• newtons

• hertz

Tags

NGSS.HS-PS4-1

James is conducting an experiment in his chemistry class. He needs to identify which category of elements usually forms 2+ ions. Which of the following categories should he consider?

• halogens

• alkali metals

• alkaline earth metals

• chalcogens

What does the magnetic quantum number describe?

• electronic shell

• orbital shape

• orbital orientation

• electron spin

What does the principal quantum number describe?

• electronic shell

• orbital shape

• orbital orientation

• electron spin

Luna is observing the colors of a rainbow. She notices that as the colors shift from red to violet, the wavelength of the light waves decreases. As a result, the frequency of the light waves must ______.

• decrease

• remain the same

• increase

• fluctuate

Tags

NGSS.HS-PS4-1

Samuel is conducting an experiment to understand what light consists of. He learns that light consists of ______.

• a. electromagnetic waves

• b. photons

• both a and b

• neither a nor b

Tags

NGSS.HS-PS4-3