Vocabulary
When waves bounce off surfaces or objects, this is due to ?
Reflection
Changes that result in the formation of something new are called?
Chemical Changes
From compression to compression
In a given chemical equation, where can you find the reactants? On the left side of the equation or on the right side of the equation?
Nucleus
When waves bend, this is due to ?
Refraction
Changing your hair color is an example of what type of change? (physical or chemical)
Physical Change
A. it becomes louder
B. it's speed increases
C. it becomes stronger
D. its temperature decreases
B. it's speed increases
In a given chemical equation, where can you find the products? On the left side of the equation or on the right side of the equation?
Products are found on the RIGHT side.
What can be found orbit on the outside of the nucleus?
Electrons
What are longitudinal waves?
Waves that are COMPRESSED in the direction of the wave (parallel).
John and Lisa collected a sample of ocean water and placed it in a jar. Within a couple of days, the water had evaporated and salt was visible at the bottom
of the jar. This is an example of a
Physical Change
How do sound waves help to locate rocks?
Sound waves travel to objects and reflect back.
6CO2+ 12H2O + light → C6H12O6 + 6O2 + 6H2O
according to the chemical equations, how many atoms do you see in the compound 6CO2
6CO2
C=6
O=12
Which statement best describes the organization of the periodic table of the elements?
A.All gases are grouped together.
B.Gases easily form compounds with other elements.
C.Elements within a group have similar properties.
D.Elements within a period have the same number of electrons.
C.Elements within a group have similar properties.
Reflected
As a solid goes through a phase change to a liquid, heat is absorbed and the temperature?
It remains the same.
A ship is mapping the structure of the ocean floor using sonar technology. Which statement describes the basic method used in this type of mapping
A.A radio wave is sent from the ship and reflects off the ocean floor back to a receiver on the ship.
B.A sound wave is sent from the ship and reflects off the ocean floor back to a receiver on the ship
B.A sound wave is sent from the ship and reflects off the ocean floor back to a receiver on the ship
6CO2+ 12H2O + light → C6H12O6 + 6O2 + 6H2O
according to the chemical equations, how many water molecules of water do you see on the REACTANT SIDE?
12
When you add the protons and the neutrons together, you get the atoms "_________________".
Atomic mass
When we DO NOT see color, we say this color is being?
Absorbed
A racecar at the top of a hill will exhibit (high/low) KE and (high/low)PE
High KE and Low PE
How are X-Rays different from Visible light?
X-rays have higher frequency than visible light and therefore can pass through skin and tissue but not through bone.
Is this chemical equation balanced?
6CO2+ 12H2O + light → C6H12O6 + 6O2 + 6H2O
YES
What is the most used compound?
Water (H2O)