history of the atom

0.0(0)
studied byStudied by 0 people
GameKnowt Play
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
Card Sorting

1/5

encourage image

There's no tags or description

Looks like no tags are added yet.

Study Analytics
Name
Mastery
Learn
Test
Matching
Spaced

No study sessions yet.

6 Terms

1
New cards

Daltons atomic theory

  1. all matter is made up of very small particles called atoms

  2. all atoms are indivisible (they cannot be broken down into simpler means)

2
New cards

what are the properties of cathode rays

  • cathode rays travel in straight lines

  • cathode rays cause glass to glow when they strike it

  • cathode rays possess enough energy to move a paddle wheel

  • are invisible

3
New cards

what are cathode rays

streams of negatively charged particles (that travel in straight lines)

4
New cards

what are alpha particles

positively charged particles

5
New cards

what do alpha particles consist of

two protons and two neutrons stuck together

6
New cards