Capreeca

Most popular questions and responses by Capreeca
  1. Physics

    An antenna loosens and becomes detached from a satellite in circular orbit around the earth. Describe the antenna's subsequent motion. If it will land on earth, describe where: if not, describe hw it would be made to land on earth.

    asked on July 17, 2011
  2. Physics

    An antenna loosens and becomes detached from a satellite in circular orbit around the earth. Describe the antenna's subsequent motion. If it will land on earth, describe where: if not, describe hw it would be made to land on earth.

    asked on July 17, 2011
  3. Physics

    A truck travels at a constant speed of 28.0 m/s in the fast lane of a two-lane highway. It approaches a stationay car stopped at the side of the road. When the truck is still 1.2x10^2 m behind the car, the car pulls out into the slow lane with an

    asked on July 10, 2011
  4. Physics

    A marathon runner runs at a steady rate of 15 km/h. When the runner is 7.5 km from the finish, a bird begins flying from the runner to the finish at 30 km/h. When the bird reaches the finish line it turns around and flies back to the runner, and then turns

    asked on July 10, 2011
  5. Physics

    Two blocks are stacked one on top of the other. The coefficient of friction between the two blocks is 0.20, and the coefficient of friction between the bottom block and the floor is 0.10. What is the max force you can apple to the bottom block such that

    asked on July 17, 2011
  6. Physics

    During the war in iraq, the us military was extremely successful at detecting and striking enemy targets. many news correspondants suggested the coalition forces had a spy satellite at an altitude of only a few hundred kilometers permanently positioned 34

    asked on July 17, 2011
  7. Physics

    A uniform bar of iron is supported by a lon, uniform Hooke's Law spring. The spring is cut in half exactly and the two pieces are used to support the same bar. If the whole spring is stretched by 4 cm in the first bar (that is not cut in half) how much

    asked on July 20, 2011
  8. Physics

    The captain of a small barge notices the front corner of the boat is on a collision course with the edge of a small pier. What could he ask the passengers to do to help him avoid a collision?

    asked on July 24, 2011
  9. Physics

    Explain a situation when the normal force is not equal to the force of gravity

    asked on July 14, 2011
  10. Physics

    On a recent ski trup to Vermont, Mr Backman wanted to beat Mr S's ski jump recor. Mr B left the ski jump ramp with an initial velocit of 37.0 m/s and angle of 27 degrees from the horizontal. a) What is the maximum height theat Mr B reaches above the jump

    asked on July 10, 2011
  11. Physics

    Why do roller coasters use clothoid loops instead of circular loops?

    asked on July 16, 2011
  12. Physics

    How does an object's speed affect its aerodynamics. How can these aerodynamics be optimized?

    asked on July 15, 2011
  13. Physics

    The force of gravity on a 2.0 kg rock is twice as great as on a 1 kg rock. Why doesnt the heavier rock fall faster?

    asked on July 13, 2011
  14. Physics

    A pilot maintains a heading due west with an air speed of 24o km/h. After flying for 30 min, he finds himself over a town that he knows is 150 km west and 40 km south of his starting point. a) Waht is the wind velocit, in magniture and direction? b) What

    asked on July 10, 2011
  15. Physics

    A stone is launched upaward into the air. In addition to the force of gravity, the stone is subject to frictional forces fue to air resistance. Is the time to reach the top of its flight equal to, smaller or larger than the time to come back to its

    asked on July 14, 2011
  16. Physics

    As a rocket accelerates upward, its thrust remains constant but its acceleration increases. what is the cause of this?

    asked on July 13, 2011
  17. Physics

    How does an object's speed affect its aerodynamics?

    asked on July 13, 2011
  1. Physics

    Well I'm not exactly sure what I think. Do you have any input?

    posted on July 17, 2011
  2. Physics

    They were orbiting together at one point, but the antenna becomes detached. Which direction will it instantaneously head?

    posted on July 17, 2011
  3. critique my essay

    heres a tip on self editing your essays: always read them out lout to yourself. you will catch a bunch of mistakes and inconuities.

    posted on July 13, 2011
  4. algebra

    sub in 3 for x

    posted on July 13, 2011
  5. algebra 2

    3^?=27 3^3=27 drop the bases 2x+1=3 x=2

    posted on July 13, 2011
  6. physics

    Gravity

    posted on July 11, 2011
  7. algebra

    -2x+7=x+1 6=3x 2=x y=2+1 y=3

    posted on July 10, 2011
  8. algebra

    the first

    posted on July 10, 2011
  9. biology help

    What does photosynthesis require ? Photosynthesis requires light energy which is captured by special pigments, most notably chlorophyll. This energy is used to create energy-rich carbohydrate molecules (sugar and starch) out of carbon dioxide (CO2) and

    posted on July 10, 2011
  10. Physics

    woops some spelling mistakes 240* What* velocity* magnitude*

    posted on July 10, 2011