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La física es una materia muy importante entre todas las disciplinas naturales, utilizada para explicar las maravillas de la vida, y también es una de las materias más difíciles de estudiar.
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- The amount uted over a given aréa is __ unt of force distributed mass torque pressure weight
- 4. The mass of the earth is 5.98times 10^wedge 24kg and the radius of the Earth is 3.68times 10^wedge 6 m. Use the law of Universal Gravitation to calculate the gravitational force between you and the Earth. 5. Convert your answer from #4 into pounds by multiplying the answer by 0.2245. How does this answer compare to your ORIGINAL weight. 6. Calculate the distance between two 75 kg masses that have a gravitational force of 8.34times 10^wedge -7N
- Which of these is changed by the Milankovitch cycles ? (1 point) the duration of seasons on Earth the length of a year on Earth the amount of solar energy that reaches Earth the reflectivity of Earth
- 27. A.20 kg object is at rest.A 6 N force pulls to the right the object for 10 seconds. A) Find the impulse on the object. B) Find the final momentum of the object. C) What is it's final velocity?
- 16. In the measurement 1.0050, how many significant figures are present? a. 3 b. 4 c. 5 d. 6 17. The prefix'milli'represents: a. 10^wedge -6 b. 10^wedge -3 c. 10^wedge -9 d. 10^wedge -12 18. If an object travels 50 meters north and then 50 meters south in 20 seconds, its average speed is: a. 5m/s b. 0m/s C 2.5m/s d. 10m/s 19. The SI base unit for luminous intensity is: a. Lumen b. Lux c. Candela d. Watt 20. Which statement about significant figures is correct? a. Leading zeros are always significant b. Trailing zeros in a decimal number are significant c. Zeros between significan digits are never significant d. All zeros are significant.
