1. Major advances in technology can influence just about every aspect of
life, including
SELECT ALL THAT APPLY
a medicine
b transportation
C communication
d food production
Check it

15. give an example for some particles or waves that are moving faster than light in everyday life 16. what is a laser? 17. what is an oscilloscope? 18. what does it means practically that nothing is faster than light in vacuum? 19. what is vacuum?

Oxygen and hydrogen gas are at the same temperature t.what is the ratio of kinetic energies of oxygen molecule and hydrogen molecule if oxygen is 16 times heavier than hydrogen.

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?