subject
Physics, 10.12.2019 00:31 juliocesar61

Testing shows that a sample of wood from an artifact contains 25% of the
original amount of carbon-14. given that the half-life of carbon-14 is 5730
years, how old is the artifact?
oa. 5730 years
ob. 22,920 years
oc. 17,190 years
od. 11,460 years

ansver
Answers: 3

Other questions on the subject: Physics

image
Physics, 21.06.2019 22:00, jadahilbun01
Bob camina 200 m sur, luego trota 400 m suroeste, luego camina 200 m en una dirección 30? norte del este. a. dibuje una gráfica de los movimientos de bob. use una regla y transportador. b. use método gráfico y analíitico para hallar el desplazamiento total que bob recorrió. (magnitud y dirección) c. compare los resultados obtenidos por el método gráfico y analítico. (por ciento de diferencia).
Answers: 2
image
Physics, 21.06.2019 23:20, lailabirdiemae
Initially, a particle is moving at 5.33 m/s at an angle of 37.9° above the horizontal. two seconds later, its velocity is 6.11 m/s at an angle of 54.2° below the horizontal. what was the particle's average acceleration during these 2.00 seconds in the x-direction (enter first) and the y-direction?
Answers: 1
image
Physics, 22.06.2019 05:30, gunnatvinson
What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?
Answers: 3
image
Physics, 22.06.2019 05:50, lola5683
Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.
Answers: 2
You know the right answer?
Testing shows that a sample of wood from an artifact contains 25% of the
original amount of ca...

Questions in other subjects:

Konu
English, 04.10.2021 14:10
Konu
Mathematics, 04.10.2021 14:10