Atmosphere
What layer of the atmosphere do we live in?
Troposphere
Why should you not wear baggy clothes in a lab?
This scientist stated that atoms are invisible, indestructible, and make up all elements
John Dalton
List the three subatomic particles, and their charges
Proton - Positive.
Neutron- Neutral
Electron - Negative
Hydrogen has 1 Proton. How many electrons does it have?
1
What layer of the atmosphere contains the ozone layer?
Stratosphere
Convert into scientific notation: 0.0000045
4.5 x 10-6
This scientist stated that atoms have positive and negative particles
JJ Thomson
Theses two subatomic particles have the same mass
Protons and Neutrons
Calcium has 20 protons and 18 neutrons. What is its Atomic Mass Number?
38
Why is the Ozone Layer important?
It protects us from the UV rays from the sun
Convert into standard notation: 3.06 x 104
30600
This scientist stated that atoms have a dense, positively charged center called the nucleus
Ernest Rutherford
What takes up the most space in an atom, the electron cloud or the nucleus?
Electron cloud
An element has a Mass Number of 27 and an Atomic Number of 10. How many neutrons does it have?
17
What layer of the atmosphere is the coldest?
Mesosphere
Jamella wants to know if drinking a protein shake will help her lift heavier weights. What is the independent variable?
Drinking Protein Shakes
This scientist said that electrons lived in orbits or rings around the nucleus
Neils Bohr
What has the most mass of the atom, the electron cloud or the nucleus?
the nucleus
An element has a Mass number of 7 and an Atomic number of 3. How many protons does it have?
3
What layer of the atmosphere is the warmest?
Thermosphere
Jamella wants to know if drinking a protein shake will help her lift heavier weights. What is the dependent variable?
How much weight she can lift
This scientist said that electrons are moving around the nucleus too fast for us to see, in a place called the electron cloud
Erwin Schrodinger
What particle makes up protons, neutrons, and electrons?
A Quark
How do you calculate Neutrons?
OR
Mass Number - Protons