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Posts by rayan

Total # Posts: 27

Physics
What is the mass of the meterstick shown in the figure (Hint: 25% of the meterstick’s mass is to the left of the fulcrum and 75% is to the right)?

Math
oops!

Math
3/8 made it across (1/2)*(3/4)

Physics 11
Thanks!

Physics 11
A businesswoman is applying a force of 12.0 N [upwards] to carry her briefcase for a horizontal distance of 200.0 m. How much work is she doing on the briefcase?

Chemistry
which compound shows small change in solubility from 0°C to 100°C?

Physics
why are you multiplying by 1/2

Physics
A police car stopped at a set of lights has a speeder pass it at 100 km/h. If the police car can accelerate at 3.6 m/s^2, how long does it take to catch the speeder?

riddle
Clothes this because when it is dirty is old but when it is has been wash it's become new

Physics
an empty rd bottle weighs 60 grams but weighs 120 gram when completely filled with water when the bottle is completely with an unknown liquid it weighs 90 gram what will be the volume of the rd bottle

Pre-Calculus 11
I have one more question I tried this question but got the wrong answer... 3-x= √x^2-5 (The square root is over whole x^2-5) My answer was x=2/3

Pre-Calculus 11
isn't negative not supposed to go inside the cube root

Pre-Calculus 11
What is the entire radial form of -3* cube root of 2? I go cube root of 54 as my answer but it is wrong

physics
A white billiard ball with mass mw = 0.1 kg is moving with a speed of v = 0.5 m/s making angle 60 degree and collides with a black billiard ball with the same mass mb = 0.1 kg that is initially at rest. The distance between the black ball and the pocket is 10cm\ friction exist...

Math:Algebra
(2*87) -l

Math:Algebra
Maya has 2 times as many apples as Ally if Ally has 87 apples how many apples dose Maya have now? Maya's sister takes some away. Write an algebraic expression that represents the amount of apples they have now?

physical
an airplane takes off at an angle of 30 to the horizontal. if the component of its velocity along the horizontal is 250 km/h , what is its actual velocity? also find the vertical component.

biology 2
The digestive, circulatory, respiratory, immune, and excretory systems all work together to maintain homeostasis. Discuss how a minor malfunction in one of these systems could lead to major malfunctions in others. If methods were developed to improve the efficiency and ...

Math
How to make "freyer model" of 437?

chemistry
how to determine the oxalate and copper in K[Cu(C2O4)2].2H2O

algebra
Sort these numbers describe your sort rule 5, 10, 16, 19, 24, 37, 40

math 3 grader
Sort these numbers describe your sort rule 5, 10, 16, 19, 24, 37, 40

maths
find out 10 pairs of one digit numbers whose product end with the digit 0?

math
304

Physics
Why do you multiply by 1/2?

science grade 9
how do the products of their decomposition compare

science grade 9
why are you so smart

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