Dont understand ipc at all... As more resistors are added to a series circuit, the current ____ Increases Stays the same Decreases
a. IPC purchases real estate in prime locations where an existing theatre chain does not adequately serve the market. After purchasing the real estate, IPC engages a contractor to build a theatre complex. During fiscal 2009, IPC received a $2,000,000 payment from a contractor ...
how do i solve spefic heat problems?
IPC Balancing Equations???
does a comound have a set or variable composition?
if the velocity of an object is doubled, its kinetic energy is ___.
Um.... My question is simple...What should you study the day b4 a Final?
a light bulb transferring 5,000 joules of energy for 5 minutes
copper and chlorine are likely to form a metallic bond, right?
starting from rest(0 m/s) reaching a final velocity of 20 m/s in 3 seconds. what is the acceleration
how much power is used to move a 25 kg mass 8 meters in 15 seconds
Give 2 examples of units for the following quantities: Distance: Time:
How would I balance this equation Ca(C2H3O2)2+K3PO4-->Ca3(PO4)2+KC2H3O2
The type of bond formed by shared electrons is ____. covaletn, right?
Which of the following elements is not likely to form bonds? gold oxygen neon mercury
Suppose all of the apples have a mass of 0.10 kg. If apple (A) is sitting on the ground, what is its potential energy?
describe using bernoulli's principle, how roofs are lifted off buildings in tornadoes
Suppose all of the apples have a mass of 0.10 kg. If apple (A) is sitting on the ground, what is its potential energy? A) 0.10 J B) 9.8 J C) 0.0 J D) 1.0 J Would it be A?
The relationship between the angle of incidence and the angle of refraction is known as _______ law.
if you throw a 0.145 kg baseball in 18 meters in 0.45 seconds, what is the magnitude of momentum of that baseball?
a motor does 5,000 joules of work in 20 seconds. What is the power of the motor.
A skier skies down a slope with an average speed of 50 km/s. How far does the skier travel in 5 minutes?
If the specific heat of water is 1.0 calorie/gram C how many calories are required to raise 500 grams of water 10.0C
If the specific heat of water is 1.0 calorie/gram°C, how many calories are required to raise 500 grams of water 10.0°C?
IF THE SIDE OPPOSITE A 45 ANGLE IN A RIGHT TRIANGLE 12.5 METERS, HOW LONG IS THE ANGLE?(ROUND THE ANSWER TO THE NEAREST TENTH)
a box 5 m long 2m wide and 2m high applies 12 Pa of pressure to the table that it is resting on how much force does the box exert
your brother and you decide to swing and u push him and he reahed a max speed of 15m/s how high is he a his highest point on the swing?
Describe the motion of an unanchored rowboat when a water wave passes. Does the wave move the boat forward?
Insulating materials are rated by their _____. specific heat heat index R-value temperature resistance
According to the law of conservation of mechanical energy, if the only force acting on this pendulum is gravity, the total energy of the system is
A skydiver jumps out of a hovering helicopter, so there is no forward velocity. Ignore wind resistance for this exercise. 1. What is the skydiver's acceleration? (2 points)
A sailboat is traveling at a steady speed of 13 mph. The force of the wind pushing against the sail is _______ the opposing force of the water resistance.
A hailstone traveling with a velocity of 43 meters/second comes to a virtual stop 0.28 seconds after hitting water. What is the magnitude of its acceleration in the water?
A ball at rest starts rolling down a hill with a constant acceleration of 3.2 meters/second2. What is the final velocity of the ball after 6.0 seconds?
i have no idea how to do this at all please explain... The specific heat capacity of copper is 0.09 cal/g°C. How much energy is needed to flow into a 10-gram sample to change its temperature from 20°C to 21°C?
A basketball is thrown 12 meters across a basketball court at a speed of 7 m/s. How long was the basketball traveling?
Two metal balls have their centers 2.0 meters apart. One has a mass of 6.0 kg and the other has a mass of 8.0 kg. Choose the operation that will calculate the gravitational force between them.
The specific heat capacity of aluminum is 0.22 cal/g°C. How much energy needs to flow into 20.0 grams of aluminum to change its temperature by 15°C? How do i set this problem up to solve it?
The peak intensity of radiation from Star Beta is 350 nm. In what spectral band is this? a)ultraviolet b)radio waves c)visible light d)infrared radiation help me understand please! <3
investigate and compare economic and environmental impacts of incandescent light bulbs versus the various fluorescent lamps, solar lamp, and oil burning lamp or candles.
Ampere showed that parallel wires carrying current in opposite directions would ____ each other. a)attract b)repel i think its repel.. but not sure. help me understand please! thanks
If a car can go from 0 to 60 mi/hr in 8.0 seconds, what would be its final speed after 5.0 seconds if its starting speed were 50 mi/hr? And thank you everyone for answering my questions!!
The latent heat of vaporization of water is 540 calories/gram. How many calories are required to completely vaporize 500 grams of water?
What is the change of phase from a solid to a gas? I know, liquid to gas is evaporation. So what if it skips the liquid part? Help?
1.00 L of a gas at standard temperature and pressure is compressed to 473 ML. what is the new pressure of the gas?
A student is running through the halls of solon high school at a constant velocity of 4 m/s, so that he/she can be on time to science class. If the class is 25 meters away, will the student make it in 5 seconds?
A 95.00 kg man on ice skates catches a ball moving at 18 m/s. The man is initially at rest. The man and the ball move together after the collision. The ball's mass is 0.14 kg. What is the final velocity
the highest pressure ever produced in a laboratory setting was about 2000000 atm. if we have a .000010 liter sample of a gas at that pressure until it is equal to 0.275 atm, what would the new volume of that gas be?
30 cubic meters of argon gas are kept under constant pressure. The gas is heated from 10.0 degrees Celsius to 293 degrees Celsius. What is the new volume of the gas?
synthetic diamonds can be manufactured at pressures of 60000 atm. if we took 2.00 liters of gas at 1.00 atm and compressed it to a pressure of 60000 atm, what would the volume of that gas be?
A rock is placed in a graduated cylinder to determine its volume. The following data are obtained. What is the volume of the rock? Initial volume of water: 13.7 mL Final volume of water: 28.9 mL
Which can you do to reduce the power consumption in your home? ________________________________________ A. Add more circuit breakers. B. Wire more parallel circuits. C. Replace 75-watt light bulbs with 40-watt light bulbs.
A motorcyclist changes the velocity of his bike from 20.0 meters/second to 35.0 meters/second under a constant acceleration of 4.00 meters/second2. How long does it take the bike to reach the final velocity?
Explain whether the photons emitted by a bright light bulb are more energetic than those emitted by a dim light bulb of the same color. how does the color of the light bulb determine the amount of energy of the electromagnetic waves?
A hailstone traveling with a velocity of 43 meters/second comes to a virtual stop 0.28 seconds after hitting water. What is the magnitude of its acceleration in the water? a. 12 meters/second2 b. 1.5 × 102 meters/second2 c. 78.6 meters/second2 d. 6.5 × 10-3 meters/second2
The specific heat of gold is 0.031 calories/gram°C. If 10.0 grams of gold were heated and the temperature of the sample changed by 20.0°C, how many calories of heat energy were absorbed by the sample? 6.2 calories 0.016 calories 6,451 calories 0.062 calories
Select all that apply. A 0.200-kilogram ball sits on a shelf 2.00 meters from the floor and then falls to a point 1.00 meter from the floor. Ignoring any affects due to friction, at this position _____. 1) its mechanical energy is 3.92 J 2) its potential energy is 3.92 J 3) ...
Which best describes longitudinal waves? ________________________________________ A. Compressions and rarefactions make up longitudinal waves, which can only travel in matter. B. Longitudinal waves carry sound energy and are made up of crests and troughs. C. Light energy ...
in a thermonuclear device, the pressure of 0.050 liters of gas within the bomb casing reaches 4000000 atm. when the bomb casing is destroyed by the explosion, the gas is released into the atmosphere where it reaches a pressure of 1.00 atm. what is the volume of the gas after ...
You see an object accelerate towards the left. Which of the following statements is correct? A. There is a net force on the object upwards. B. There is a net force on the object to the left. C. There is a net force on the object to the right. D. There is a net force on the ...
The value of acceleration due to gravity (g) on a point 10,000 kilometers above sea level is about 1.49 meters/second2. How much will an object, which weighs 98 newtons on the surface of Earth, weigh on this point? The value of acceleration due to gravity on Earth is 9.8 ...
okayy sooo this matching thing is wierd.. i don't understand it.. Zeroth First Second -Heat can change energy from one form to another, but the amount of energy in the universe is constant. -Two objects in thermal equilibruim will have no net heat flow between them. -The ...
i don't have a book or anything to go look all this stuff up so i really need help understanding this.. Which of the following statements is not true? a)negatively charged objects attract other negatively charged objects. b)postively charged objects attract negatively charged ...
The specific heat of gold is 0.031 calories/gram°C and the specific heat of silver is 0.057 calories/gram°C. If equal amounts of each metal are exposed to equal heating, which will heat up faster? The answers are: 1) The silver will heat up almost twice as fast. 2) The gold ...
Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of 20 meters 12000J 2. pulling a television ...
At the annual turtle races, Poindexter, the record holder, is trying to retain his title. As the race begins, Poindexter starts off racing North with a speed of 0.025 m/s. He retains this speed for 0.5 meters at which time he speeds up to 0.10 m/s. He continues at this rate ...
Element A and element B have bonded and formed compound AB. Which of the following statements is true? A) Compound AB has chemical and physical properties that are completely different from those of A and B. B) Compound AB has chemical and physical properties that are a blend ...
Sometimes thermal energy and sound energy can be harnessed to do useful work. However, these types of energy dissipate rapidly. Thermal energy produced by friction cannot usually be used to do work. A) True B) False my question is; it says they can be used to do work, but it ...
which one of these is true? Which of the following statements is true? 1) The freezing and boiling temperatures of a substance are the same. 2) The freezing and condensation temperatures of a substance are the same. 3) The freezing and melting temperatures of a substance are ...
The latent heat of vaporization of ethanol is 200 calories/gram. This means that _____. a) about 200 calories of heat must be added to 1 gram of ethanol to change its temperature b) about 200 calories of heat must be added to 1 gram of ethanol to convert it from a solid to a ...