How does driving a car on a daily basis affect the environment? What other modes of transportation exist to try to lessen this effect?

Q: In the figure here, amal k is sent the point Awith apd of 4 w e gh where he 50m and 30m What is the…

A: Using the conservation of energy for points A and C,…

Q: Energy.gov stated by the end of 2013, the United States’ wind power capacity provided enough…

A: Capacity of electricity generated by wind power = 16 million homes  Capacity of electricity used =…

Q: A hot water heater in a residential home runs for an average of 3.3 hours per day with a heat energy…

A: To calculate the annual cost of hot water for the given electric hot water heater, we need to…

Q: atures to your

A: It is explained as, physical activities change to diet cognitive train

Q: A laptop computer uses 75W of power in one hour. Electricity costs 5.6¢ /kW-h. Calculate how much it…

A:

Q: snip

A: GIVEN :bin Capacity = 160 planksMachine production rate = 250 planks / hour One pallet (single…

Q: How does a powerplant generate electricity? Explain your answer.

A: Ans:- Different Types of Power Plants Based on the Energy Sources:- In it's simplest form, a power…

Q: For a wind energy conversion system, which of the following statement is correct? O wind power…

A: Required : What does wind power depend on.

Q: The law of conservation of energy appears across Science in multiple guises. Outline how the law of…

A: Law of conservation of energy states that energy neither be created nor be destroyed ,only convert…

Q: If speed of wind is increased by 3 times, Power of wind

A: Given: Speed of wind increases by 3 times.   The power of the wind.

Q: A high flying jet cruises at an altitude of 30,000 feet at a constant velocity of 700 km/h. The…

A: Given Height of jet = 30000 feet Velocity of  jet = 700 km/h = constant The force applied by jet…

Q: 3,150-kg truck accelerates from 4.2 m/s to 7.8 m/s in 14 s. Which describes the average force needed…

A: here,v2=7.8msv1=4.2 mst=14 smass,m=3150 kg

Q: You swim at a speed 2km/h south west and a river is flowing at 1km/h south Please draw a diagram of…

A: Motion is relative as it differs in different scenario. The velocity of the person as perceived by…

Q: Imagine a sinking ship with 15 people. There are two lifeboats. One lifeboat can fit 9 people and…

A: Answer a. No, the lottery wouldn't be an ethically acceptable way of determining access to resources…

Q: The law of conservation of energy states that:  A) energy can neither be created nor destroyed B)…

A: According to the law of conservation of energy, the energy can neither be created and nor be…

Q: Suppose that the average U.S. household uses 10100 kWh10100 kWh (kilowatt‑hours) of energy in a…

A:

Q: Activity 7: IMAGERY Directions: Write an example or draw an illustration for each situations on how…

A: We have to write an example of the energy transformation for each given situations   a) increasing…

Q: A 3500lb car decelerates from 60mph to 45mph in 8 seconds. Neglecting friction, what is the average…

A:

Q: perform a 5 whys with the following topic: *  air temperature time of flight of the paratrooper

A: The objective of this question is to perform a 5 Whys analysis on the topic of the effect of air…

Q: A car of 1000 kg is travelling at a speed of 36 km/h. The driver suddenly brakes and the car finally…

A: Given data:  Mass (m) = 1000 kg Initial velocity (u) = 36 km/h Final velocity (v) = 0 Distance (d) =…

Q: A small space heater uses 1,212 Watts of power. What does it cost in dollars to use the heater for…

A: Given: The power is 1212 W. The number of the days is 30 days. The run time of the heater is 14.7 h…

Q: List some loads that you use in your household and identify the form of output energy.

A: LOAD- A load is an electrical instrument that consumes electrical power.

Q: A truck weighing 41,800 lbs drives up a 18 degree inclined truck ramp with gravel that creates a…

A:

Q: Renewable energy sources are supposed to be better for the environment then why do people prefer to…

A:

Q: demonstrates a direct energy transfer? demonstrates a direct energy transfer? When the traffic…

A:

Q: As a professional teacher, who has been assigned to teach science in an elementary school class,…

A: Introduction: Energy is the amount of work to do. Everything around us either creates energy or…

Q: A worker in a company work 7 hours in a day, there are 22 working days in a month other than working…

A: Given: Number of working days in a month = 22; Number of working hours per day = 7; Number of extra…

Q: Geothermal energy uses the subsurface level of the earth to heat up water converting it to steam and…

A:

Q: xplains the physical reasons why the speed of a vehicle must be moderate and commensurate with the…

A: The speed of a vehicle must be moderate and commensurate with the weather and road conditions for…

Q: True or false "Cars are less efficient in cold weather"

A: The efficiency of the cars is less in cold weather. This is because there is an increase in energy…

Q: list 25 ways that you can personally save energy.

A: 25 ways that you can save energy,Turn off appliances when you do not need them-they to produce more…

Q: Define kilowatt-hour and state its value in SI unit?

A: Kilowatt-hour is the energy consumed by an electrical device of power 1 kilowatt for one hour.SI…

Q: Eddie Hall is the current world record holder in the deadlift, a powerlifting maneuver in which a…

A:

Q: A tractor is speeding up at 3 m/s/s while pulling a 1,011 kg sled with a rope at an angle of 23…

A:

Q: True or False: Machines ONLY increase the amount of work that is done. A True B False

A: Solution: Given: True or False. Machines ONLY increase the amount of work that is done. A. True B.…

Q: The maximum operational speed of the wind turbine, after which turbine is shut down, is called…

A: There exist several stages of power generation of a turbine for different wind speeds.

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!