Physics/Motion
You can measure the _____ of a moving object by measuring the time it takes for object to travel a certain distance
What is speed?
Compounds made of only two elements
What is binary compounds?
These 2 chemicals make up carbon dioxide
What are carbon and oxygen?
Neutral Particle
What is a neutron?
The equation gives the ratio of a substance's mass to its volume
What is Density = Mass/Volume?
The rate at which an object is moving at a given moment in time
What is Instantaneous Speed?
This describes the ration of the ions in a compound
What is the formula of an ionic compound?
What are negative ions?
3 properties that are used to distinguish an electron from a proton?
What are mass, charge and location in an atom?
This happens when a substance cools down?
The time rate of change of an object's velocity
What is accerleration?
Chemical name for P C L3
What is phosphorus trichloride?
The attraction of the positive metal ions to the valence electrons of neighboring metal ions
What is metallic bond?
This explains the light seen when metals are heated, the same colors seen in fireworks. When explosions in the fireworks heats some of the electrons of the metal atoms, they gain energy
What is Bohr's hypothesis?
What is 32 degrees fahrenheit?
This is the equation for velocity
What is v=d/t?
The energy stored in chemical bonds
What is chemical energy?
Almost 2/3's of our bodies are comprised of this
What is water?
Group 5A contains 5 valence electrons. List them
What are nitrogen, phosphorus, arsenic, antimony, bismuth and moscovium.
This deals with the study of non living things
What is Physical Science?
A car travels 78 miles down the highway. It takes the car 1.2 hours to travel that far. What is the average speed of the car?
65 miles per hour. Please show your work. Look on page 194 in book.
What is water and oxygen?
Cohesion pulls the water molecules at the surface tightly together which forms a skin like boundary that supports an insect. What is the phenomenon known as?
What is surface tension?
This group of elements is the least reactive
What are the noble gases?
What is a hypothesis?