Significant Figures
How many significant digits does this number have?37.27
4
How do you write a hypothesis?
An "If...Then..." statement
What do Bohr Diagrams show?
Shows the total number of electrons present in an atom
What is Neon's atomic mass?
20
What is climate?
Climate is the long-term pattern of weather in a particular area
Write in scientific notation 3299.5
3.3x103
Find the total displacement from position A to position Y if dx = 6.9m east and dy=8.2 west
15.1m
Where are Protons and Neutrons located?
Where are Electrons located?
In the nucleus
Located outside of the nucleus
Write the appropriate formula- Xenon Trioxide
XeO3
What is Weather?
Weather is the physical conditions of the atmosphere at a specific time and place
Solve and round accordingly
91.7+46.175
137.9
A football field is about 100m long. If it takes a person 20 seconds to run its length, how fast (what speed) were they running
5.0m/s
Write the chemical formula for sodium chromate
Na2Cro4
Balance Fe+Cl2-----FeCl3
2Fe+3Cl3------2FeCl3
What is a weather front?
A weather front is a zone that develops as a result of the meeting of two air masses with different characteristics.
Solve and round accordingly
29.98x38.9x80
90000
A car travelled 75 km east over a period of 1.5 hours. What was the car's velocity.
50km/h E or +50 km/h
Name the Covalent Compound N2F4
Dinitrogen Tetrafluoride
Write the appropriate name-NI3
Nitrogen Triiodide
What is precipitation?
Any liquid or solid form of water that falls to Earth from the atmosphere including rain, snow, and hail.
Write in scientific notation
0.0000000653460
6.5x10-8
Emy runs around a 400m circular track, she runs 5 laps. What's her total distance?
Is it covalent or ionic? Ba(No3)2
Ionic
Balance C5H8O2+NaH +HCl-----C5H12O2+NaCl
2 C5H8O2+4NaH +4 HCl-----2 C5H12O2+4 NaCl
What is population?
A group of individuals of the same species living and interbreeding within a given area