Does the force that holds the riders on the carnival ride act toward or away from the center? Does the force that holds the riders on the carnival ride in Figure 9.1 act toward or away from the center? Toward the center. Why is centrifugal force not considered a true force? In a similar way, […]
What is the difference between cohesive and cohesionless soils?
What is the difference between cohesive and cohesionless soils? Texture differences in soils result from the types of rock that make up a particular area. So non-cohesive soil environments contain little to no clay or fine particles while cohesive soils contain high amounts of clay and fine particles. Are cohesive soil good for backfilling? The […]
Is the Gulf Stream moving?
Is the Gulf Stream moving? The Gulf Stream — one of Earth’s major climate-regulating ocean currents — is moving slower than it has in thousands of years, a new study suggests. Human-induced climate change is largely to blame. And it only looks poised to worsen over the coming decades if climate change continues unabated. How […]
What is the mythology of the West?
What is the mythology of the West? The frontier myth or myth of the West is one of the influential myths in American culture. The frontier is the concept of a place that exists at the edge of a civilization, particularly during a period of expansion. This period of time became romanticized and idealized in […]
What part of your body are you most likely to injure if you lift a load incorrectly?
What part of your body are you most likely to injure if you lift a load incorrectly? The back is particularly vulnerable to manual handling injuries. Safety suggestions include controlling risk factors in the workplace, in addition to personal controls: Lift and carry heavy loads correctly by keeping the load close to the body and […]
Do actors get paid before or after a movie?
Is Forever 21 available in Canada?
Is Forever 21 available in Canada? The clothing brand Forever 21 is making a return to the Canadian market after an agreement with Hudson’s Bay Co. allowing them to offer collections inside the department store. Forever 21 debuts today at Hudson’s Bay stores in Toronto’s Yorkdale Mall and the Square One Shopping Centre in Mississauga, […]
How do we know the temperature of Earth?
How do we know the temperature of Earth? The mean surface temperature of the earth is around T=288K T = 288 K . What is the effective temperature of Earth? 252 K What is Earth’s blackbody temperature? -23°C How is Earth’s albedo calculated? The instruments use scanning radiometers to measure both the shortwave solar energy […]
Was Crippen really guilty?
Was Crippen really guilty? Hawley Crippen maintained his innocence throughout the five-day trial, but it took the jury only 27 minutes to find him guilty of murder. He was sentenced to be executed by hanging and met his fate a month later in Pentonville Prison. What poison did Dr Crippen use? hyoscine How many did […]
Why did Winston Churchill give their finest hour speech?
Why did Winston Churchill give their finest hour speech? In his speech, Churchill justified the low level of support it had been possible to give to France since the Dunkirk evacuation, and reported the successful evacuation of most of the supporting forces. He resisted pressure to purge the coalition of appeasers, or otherwise indulge in […]