How much time till you reach the speed of sound
The speed of sound is 344 m/s. You have built a really fantastic car that can really go fast. If the car can accelerate at 22.4 m/s2, how much time till you reach the speed of sound? How many kilometers will you travel before you reach that speed?
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A small piece of dust of mass m = 1.5 µg travels through an electric air cleaner in which the electric field is 600 N/C. The electric force on the dust particle is equal to the weight of the particle.
What is the apparent weight of a 75 KG astronaut 4200 km from the center of the earth's moon in a space vehicle.a) moving at constant velocity, and b) accelerating toward the moon at 2.9 m/s^2? state the direction in each case.
Imagine that a sample of sediments are cemented together to form a sedimentary rock. Then, that rock is heated and compressed into a metamorphic rock. The metamorphic rock is then melted to form an igneous rock. Which of the following statemen
A thermos contains 150 cm3 of coffee at 85° C. To cool the coffee, you drop two 10-g ice cubes into the thermos. The ice cubes are initially at 0° C and melt completely. What is the final temperature of the coffee? Treat the coffee as if i
If the car can accelerate at 22.4 m/s2, how much time till you reach the speed of sound? How many kilometers will you travel before you reach that speed?
What are the relative strengths and weaknesses in investigating the relationship between violence and alcohol?
A car is traveling at 21 m/s when the driver spots a large pothole in the road a distance 19 m ahead. Does she manage to stop before reaching the pothole?
In a television set, electrons are accelerated from rest through a potential difference of 19 kV. The electrons then pass through a 0.28 Tesla magnetic field that deflects them to the appropriate spot on the screen. What is the magnitude of the ma
Two plane mirrors are facing each other. They are parallel, d = 5 cm apart, and l = 20 cm in length, as the drawing indicates. A laser beam is directed at the top mirror from the left edge of the bottom mirror. What is the smallest angle of incide
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult