Physics
The radius of planet X is 5.0 bleems. It takes 4 earth years to complete it's orbit. Another planet, Z, orbits the same sun and has an orbit with the radius of 12 bleems. How long does it take for planet Z to complete an orbit?
Math
From the definition of Angular Speed: the second hand travels a whole revolution of 360 degrees which has its equivalent as 2π. So, the equation will be (1.12in)(2π/60min)=0.117in/min Hope I helped you in solving. Best Regards
world civilization 1 his 103
• How has the nature and technology of warfare evolved, from earliest times to 1500 CE?
Physics
A ladder 20m long rest against a vertical wall so that the foot of the ladder is 9m long. Find correct to the nearest degree the angle that the ladder makes with the wall.
Physics
A ladder 20m long rest against a vertical wall so that the foot of the ladder is 9m long. Find correct to the nearest degree the angle that the ladder makes with the wall.
chemistry
I went to our school's tutoring lab and received the explanation I needed to understand this. However I have another related question. I don't know if you will see this or not. Suppose we have a similar problem, except using Aluminum and HCl. The ratio is different. I ...
chemistry
472 mL of H2 gas was collected over water when 1.256 g of Zn reacted with excess HCl. The atmospheric pressure during the experiment was 754 mm Hg and the temperature was 26 degrees C. A. Write the balanced chemical equation (I have this) Zn + HCl ---> ZnCl2 + H2 B. What is...
mathematical modeling
Use the 68-95-99.7 rule to solve: The amount of Jen's monthly phone bill is normally distributed with a mean of $48 and a standard deviation of $6. Fill in the blanks. 95% of her phone bills are between $_____ and $_____.
Physics
A rifle with a mass of 1.2 kg fires a bullet with a mass of 6.0 (0.006kg). The bullet moves with a muzzle velocity of 600 m/s after the rifle is fired. a. What is the momentum of the bullet after the rifle is fired? b. If external forces acting on the rifle can be ignored, wha...
Physics
A force of 20N applied parallel to the surface of a horizontal table,is just sufficient to make a block of mass 4kg move on the table.calculate the coefficient of friction between the block and the table.
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