Physics Section 2

Question 1

What is radiation?

Answer 1

Radiation is energy traveling in the form of particles or waves in bundles of energy called photons.

Question 2

Is a natural and spontaneous process by which the unstable atoms of an element emit or radiate excess energy in the form of particles or waves.

Answer 2

Radioactivity

Question 3

If the proton changes it will result in a different

Answer 3

Element

Question 4

If the neutrons change it will result in an ______

Answer 4

Isotope of the original

Question 5

Giga {G}

Answer 5

10^9

Question 6

Mega {M}

Answer 6

10^6

Question 7

Kilo {K}

Answer 7

10^3

Question 8

Milli {m}

Answer 8

10^-3

Question 9

Micro {u}

Answer 9

10^-6

Question 10

Exa {E}

Answer 10

10^18

Question 11

Peta {P}

Answer 11

10^15

Question 12

Tera {T}

Answer 12

10^12

Question 13

Hecto {h}

Answer 13

10^2

Question 14

Deka {Da}

Answer 14

10^1

Question 15

Deci {d}

Answer 15

10^-1

Question 16

Centi {C}

Answer 16

10^-2

Question 17

Nano{n}

Answer 17

10^-9

Question 18

Pico {p}

Answer 18

10^-12

Question 19

Femto {F}

Answer 19

10^-15

Question 20

Atto {A}

Answer 20

10^-18