1:00
en
CR
30
nucleus : made up of neutrons and protons
atom : is the smallest particle of an element
proton : positively charged particle
electron : negatively charged particle
JJ Thomson : proponent of plum pudding model of an atom
Dalton : proponent of billiard ball model of an atom
Angstrom : measurement of the size of an atom
Democritus : a disciple of Leucippus, first studied the atom
mass : is the amount of matter that an object has
volume : space occupied by an object
properties : describe a sample of matter
billiard ball : atomic model proposed by John Dalton
isotopes : atoms having the same number of protons but different of neutrons
matter : anything that occupies space and has mass
solid : has a definite shape and volume
liquid : has a definite volume and follows the shape of its container
gas : particles have large space between them
freezing : process that changes liquid to solid
melting : process that changes solid to liquid
evaporation : process that changes liquid to gas
sublimation : process that solid to gas
condensation : process that changes gas to liquid
deposition : reverse process of sublimation
heat : non-matter, energy in transit
light : non-matter, form of energy
planetary model : proposed by Neils Bohr
void : Democritus believed that atoms are composed of two things, atoms and the _______ that surrounds them
positive : charge of a proton
negative : charge of an electron
neutron : neutrally charged
Across:1. | process that changes liquid to solid | 3. | is the amount of matter that an object has | 5. | neutrally charged | 7. | a disciple of Leucippus, first studied the atom | 9. | Democritus believed that atoms are composed of two things, atoms and the _______ that surrounds them | 12. | has a definite volume and follows the shape of its container | 15. | anything that occupies space and has mass | 17. | particles have large space between them | 18. | describe a sample of matter | 19. | process that solid to gas | 22. | proponent of billiard ball model of an atom | 24. | measurement of the size of an atom | 25. | non-matter, energy in transit | 26. | negatively charged particle | 27. | positively charged particle | 28. | proponent of plum pudding model of an atom | 29. | charge of a proton |
| | Down:2. | charge of an electron | 4. | process that changes gas to liquid | 6. | made up of neutrons and protons | 8. | has a definite shape and volume | 10. | atoms having the same number of protons but different of neutrons | 11. | atomic model proposed by John Dalton | 13. | reverse process of sublimation | 14. | process that changes solid to liquid | 16. | process that changes liquid to gas | 18. | proposed by Neils Bohr | 20. | space occupied by an object | 21. | non-matter, form of energy | 23. | is the smallest particle of an element |
| |
© 2014
PuzzleFast.com, Noncommercial Use Only
Across:1. | process that changes liquid to solid | 3. | is the amount of matter that an object has | 5. | neutrally charged | 7. | a disciple of Leucippus, first studied the atom | 9. | Democritus believed that atoms are composed of two things, atoms and the _______ that surrounds them | 12. | has a definite volume and follows the shape of its container | 15. | anything that occupies space and has mass | 17. | particles have large space between them | 18. | describe a sample of matter | 19. | process that solid to gas | 22. | proponent of billiard ball model of an atom | 24. | measurement of the size of an atom | 25. | non-matter, energy in transit | 26. | negatively charged particle | 27. | positively charged particle | 28. | proponent of plum pudding model of an atom | 29. | charge of a proton |
| | Down:2. | charge of an electron | 4. | process that changes gas to liquid | 6. | made up of neutrons and protons | 8. | has a definite shape and volume | 10. | atoms having the same number of protons but different of neutrons | 11. | atomic model proposed by John Dalton | 13. | reverse process of sublimation | 14. | process that changes solid to liquid | 16. | process that changes liquid to gas | 18. | proposed by Neils Bohr | 20. | space occupied by an object | 21. | non-matter, form of energy | 23. | is the smallest particle of an element |
| |
© 2014
PuzzleFast.com, Noncommercial Use Only