Font size
Worksheetsthis is my quizlet quiz by allen
Total questions: 41
Worksheet time: 24mins
what can you conclude from the fact that electrons orbit far away from atomic nuclei
Electrons are extremely small
Atoms are comprised mostly of empty space.
the protons and the electrons are going away from each other
the electrons stay close to each other
he discovered the neutron in the nucleus and completed the current atomic model.
James Chadwick
J.J Thomson
Niels Bohr
Ernest Rutherford
he found that atoms have smaller parts and found negative electrons that he theorized were surrounded in a sphere of positive charges
James Chadwick
Niels Bohr
J.J Thomson
Ernest Rutherford
He found the positively charged protons in the nucleus and said that electrons moved around the nucleus
Niels Bohr
Ernest Rutherford
James Chadwick
J.J Thomson
He found that electrons have specific amounts of energy and move in specific orbits around the nucleus, like planets orbiting the sun.
Ernest Rutherford
J.J Thomson
James Chadwick
Niels Bohr
Democritus called the littlest particles of matter "atomos", meaning...
empty
invisible
energy
indivisible
Water is neutral because
it has only OH- ions
it has no ions
is has a equal amount of H+ ions and OH-
it has more H+ ions
A rock is 16 grams, what do you know about the rock
its mass
its weight
its volume
its unit rate
True or false: "Atomos" is a Greek word
True
False
Greek is not real
what do electrons in the same shell have in common
They have the same amount of energy
They are made up of positive energy
they are all made up of atoms
they are made up of "Atomos"
what is the atomic number
the amount of electrons in the element
the amount of protons in the element
the amount of protons and electrons together
there is no atomic number
now
I will learn
i have learned
I am learning
no learn learn bad
1-6 is a ...
acid
base
WHAT!!!!!
neutral
7 is a........
base
neutral
acid
THIS AGAIN
8-14
acid
base
neutral
UMMMMM.....
A pH of 3 is how many time more acidic than a pH of 5
20
10
100
2
an acid
is a substance the release OH-
a substance that releases OH-ions when dissolved in water
releases nothing
releases equal amounts of H+ and OH-
tarnishing silver is..................................................................
chemical change
physical change
not a change
changing the silver
changing the tarnish
rust is
chemical
physical
scam
what
ummmmmm.........
aeiou
aei
ae
a 3∮xy<≡7
aeio
the two things that make salt is
toxic
edible
food
salt
Compute
OK
nah
I'll think about it
Maybe
No
FORTNUT OR PUBGA
FORTNUT
PUBG
MINECRAFT HUNGER GAMES
TIK TOK HAS
50 YEAR OLD MEN
9 YEAR OLD
PYROCYNICAL
PEWDIPIE
how much metiors hit the map
4
3
6
7
i dont even know
how much bullets are in a mini gun
100
30
150
unlimited till you run out
