Chemistry
How Many new molecules does an ionic bond between two molecules yield?
None
Hertz refers to
oscillations per second.
If you were to travel back in time while moving a block, would there be negative power?
no, the formula for power uses change in time, not total time.
Not related to thermodynamics but still wanted to put this here:
What are Newton's three laws of motion
1. Law of inertia
2. f = ma
3. every action has an equal and opposite reaction
Does acceleration directly impact kinetic energy?
no
Oxidation means...
Loss of electrons
Why is it more efficient to use sound waves over EM waves in the water?
Sound travels through water as a medium very effectively.
moving a 5 newton block 2 meters in 2 seconds exerts how many watts of power?
5 watts
When a ball smacks a wall, name 3 types of energy that the kinetic energy are being converted to.
Sound
vibration
heat
elastic potential
Isothermal reactions are reactions in which the _____ remains constant
temperature
Reduction means....
gain of electrons
Leaves are green, based on this observation, if you gave a leaf exclusively green light, what would likely happen?
The plant would die.
moving a 5 newton block 2 meters exerts how many joules of work?
10
An endothermic reaction is generally characterized by
consuming energy, breaking bonds.
Isobaric reactions are reactions in which the _____ remains constant
Pressure
Two Alka Seltzer tablets are dropped into a 2 liter bottle of water. Label the solvent and solute in this scenario.
Solvent: Water
Solute: Tablets
Diverging rays are characteristic of what type of mirror?
Convex Mirror
A man runs 20 meters forward and 10 meters backward, what is his speed if he does this in 10 seconds?
3 m/s
An exothermic reaction is generally characterized by
bond making, releasing temperature
Isochoric reactions are reactions in which the _____ remains constant
volume
Covalent Bonds bond by...
sharing electrons
Converging rays are characteristic of what type of mirror?
Concave mirror
A man runs 20 meters forward and 10 meters backward, what is his velocity if he does this in 10 seconds?
1 m/s
The first law of thermodynamics states that
energy cannot be created or destroyed.
Outward pressure of a liquid is_________ in all directions.
equal