Radiation in and out of atoms Quiz

In order of most to least penetrating radiation we have________

• Alpha, Beta, Gamma

• Beta, Gamma, Alpha

• Gamma, Beta, Alpha

• Gamma, Alpha, Beta

When radiation hits an atom and knocks out some electrons, the atom becomes _________

• ionised

• cancer

• radioactive

What type(s) of radiation cannot be stopped by a piece of paper?

• Alpha radiation

• Beta and gamma radiation

• Alpha, beta, gamma

Electromagnetic waves vary in

• the speed they travel in a vacuum.

• wavelength and frequency.

• the way they reflect.

• the orientation of their electric and magnetic fields.

Tags

NGSS.HS-PS4-1

What happens to the energy of a photon as the frequency of the wave increases? 

• The energy increases
• The energy decreases
• The energy stays the same 

The diagram shows some energy levels of an atom.

The transition E₃ to E₁ corresponds to the emission of visible light.

A transition corresponding to the emission of infrared radiation could be

• E₁ to E₀

• E₄ to E₁

• E₁ to E₂

• E₃ to E₂

Look carefully at the picture. It shows an electron in the excited state on the left, and the electron returning to its ground state on the right. When the electron return to the ground state it emits a_______________________.

• blast of cold air

• electrostatic charge

• proton

• photon (light)

The picture shows an atom in the ground state absorbing energy and the electron jumps to the excited state. Which state has higher energy?

• Ground State

• Excited State

Line emission spectra is produced from atoms when

• electrons release energy as they move to their excited state.

• electrons absorb energy as they move to their excited state.

• electrons release energy as they return to the ground state.

• electrons absorb energy as they return to the ground state.

The color of emitted light with lowest energy is

• violet

• green

• red

• indigo