3/22(F): Chemistry Checkpoint #28

Why is one side of his face more wrinkled than the other?

• Gamma radiation

• Beta particles

• Alpha particles

Which symbol has a nuclear charge of 4?

• Li

• Be

• Na

• Mg

Which wavelength has the highest penetrating power?

• blue

• red

• orange

• yellow

When do you have homework due? (Choose 3)

• Monday

• Wednesday

• Friday

• Tuesday

• Thursday

When is your quiz?

• Monday 3/25

• Wednesday 3/27

• Tuesday 3/26

• Thursday 3/28

What table can you use to find the masses and charges of radioactive particles?

• Table N

• Table O

• Table S

• Table T

What table can you use to find the emissions of radioisotopes

• Table N

• Table O

• Table S

• Table T

Which type of sunscreen is the best protection?

• physical sunscreens

• chemical sunscreens

When are office hours? (Choose two)

• Monday

• Tuesday

• Wednesday

• Thursday

Which particle is the heaviest and has the most ionizing power?

• alpha

• beta

• gamma