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Bala
Questions (51)
Pls give me five fraction’s that are smaller then 1/4
1 answer
155 views
If 2/3 part of a number is greater by 4 than 3/5 of it. then the number is
1 answer
1,017 views
The ratio of Mon's pencils to Josh's pencil id 5:7. Josh has 18 pencils more than Mon. If Josh gives 9 pencils to Mon, what will
1 answer
469 views
tickets for a school play cost $4 for adults and $2 for students at the end of the play the school sold a total of 105 tickets
1 answer
874 views
There were some boys and girls in the school hall at first. 40% of the boys and 10% of the girls left the school hall. As a
1 answer
585 views
600cm3 of a gas has a pressure of 1200mmHg find its volume if the pressure is reduced to 1001mmHg
2 answers
446 views
A snapshot graph of a travelling wave is shown. The wave is travelling to the right at 50.0 m/s. What is the amplitude if the
1 answer
661 views
A snapshot graph of a travelling wave is shown. The wave is travelling to the right at 50.0 m/s. What is the amplitude if the
1 answer
972 views
A wave is travelling to the right at 50.0 m/s. What is the amplitude if the maximum displacement is 38.0 cm and the total
0 answers
458 views
1) A microphone has an area of 6.7 cm2. It receives during a 4.62 s time period a sound energy of 2.5x10-11 J. What is the
2 answers
645 views
1) A microphone has an area of 6.7 cm2. It receives during a 4.62 s time period a sound energy of 2.5x10-11 J. What is the
0 answers
517 views
1) A microphone has an area of 6.7 cm2. It receives during a 4.62 s time period a sound energy of 2.5x10-11 J. What is the
3 answers
634 views
Two strong magnets on opposite sides of a small table are shown. The long-range attractive force between the magnets keeps the
0 answers
672 views
A block of mass M resting on a 21.5° slope is shown. The block has coefficients of friction μs=0.605 and μk=0.344 with the
1 answer
814 views
A block of mass M resting on a 21.5° slope is shown. The block has coefficients of friction μs=0.605 and μk=0.344 with the
1 answer
810 views
Two strong magnets on opposite sides of a small table are shown. The long-range attractive force between the magnets keeps the
0 answers
568 views
A block slides down a frictionless plane having an inclination of 13.0°.
If the block starts from rest at the top and the length
1 answer
716 views
Forces of 11.5 N north, 20.4 N east, and 15.7 N south are simultaneously applied to a 3.74 kg mass as it rests on an air table.
3 answers
631 views
Forces of 11.5 N north, 20.4 N east, and 15.7 N south are simultaneously applied to a 3.74 kg mass as it rests on an air table.
1 answer
396 views
Forces of 11.5 N north, 20.4 N east, and 15.7 N south are simultaneously applied to a 3.74 kg mass as it rests on an air table.
1 answer
521 views
A heavy freight train has a mass of 14000 metric tons. If the locomotive can pull with a force of 645000 N, how long does it
1 answer
603 views
A heavy freight train has a mass of 14000 metric tons. If the locomotive can pull with a force of 645000 N, how long does it
1 answer
813 views
A heavy freight train has a mass of 14000 metric tons. If the locomotive can pull with a force of 645000 N, how long does it
0 answers
438 views
A heavy freight train has a mass of 14000 metric tons. If the locomotive can pull with a force of 645000 N, how long does it
0 answers
961 views
Variation in biology is
a) inevitable b) exciting c) the raw material for natural selection d) best described by statistics e)
1 answer
929 views
A speedboat starts from rest and accelerates at +1.94 m/s2 for 7.00 s. At the end of this time, the boat continues for an
0 answers
583 views
A sprinter explodes out of the starting block with an acceleration of +2.79 m/s2 , which she sustains for 1.65 s. Then her
1 answer
841 views
A sprinter explodes out of the starting block with an acceleration of +2.79 m/s2 , which she sustains for 1.65 s. Then her
2 answers
562 views
A sprinter explodes out of the starting block with an acceleration of +2.79 m/s2 , which she sustains for 1.65 s. Then her
0 answers
1,022 views
You are driving to the grocery store at 18.2 m/s. You are 120.0 m from an intersection when the traffic light turns red. Assume
0 answers
423 views
You are driving to the grocery store at 18.2 m/s. You are 120.0 m from an intersection when the traffic light turns red. Assume
0 answers
458 views
You are driving to the grocery store at 18.2 m/s. You are 120.0 m from an intersection when the traffic light turns red. Assume
0 answers
473 views
An 18-year-old runner can complete a 10.0-km course with an average speed of 4.48 m/s. A 50-year-old runner can cover the same
7 answers
1,073 views
You are driving to the grocery store at 18.2 m/s. You are 120.0 m from an intersection when the traffic light turns red. Assume
0 answers
413 views
You are driving to the grocery store at 18.2 m/s. You are 120.0 m from an intersection when the traffic light turns red. Assume
0 answers
538 views
You are driving to the grocery store at 18.2 m/s. You are 120.0 m from an intersection when the traffic light turns red. Assume
2 answers
858 views
A skier is gliding along at 7.49 m/s on horizontal, frictionless snow. He suddenly starts down a 14.4° incline. His speed at
14 answers
802 views
A skier is gliding along at 7.49 m/s on horizontal, frictionless snow. He suddenly starts down a 14.4° incline. His speed at
0 answers
605 views
A skier is gliding along at 7.49 m/s on horizontal, frictionless snow. He suddenly starts down a 14.4° incline. His speed at
0 answers
626 views
A skier is gliding along at 7.49 m/s on horizontal, frictionless snow. He suddenly starts down a 14.4° incline. His speed at
0 answers
760 views
A skier is gliding along at 7.49 m/s on horizontal, frictionless snow. He suddenly starts down a 14.4° incline. His speed at
0 answers
501 views
A rock is tossed straight up with a velocity of 32.1 m/s. When it returns, it falls into a hole 20.1 m deep. What is the rock's
1 answer
726 views
A bicyclist makes a trip that consists of three parts, each in the same direction (due north) along a straight road. During the
1 answer
632 views
A bicyclist makes a trip that consists of three parts, each in the same direction (due north) along a straight road. During the
1 answer
1,051 views
Larry leaves home at 3:02 and runs at a constant speed to the lamppost. He reaches the lamppost at 3:18, immediately turns, and
1 answer
582 views
A bicyclist makes a trip that consists of three parts, each in the same direction (due north) along a straight road. During the
2 answers
627 views
Larry leaves home at 3:02 and runs at a constant speed to the lamppost. He reaches the lamppost at 3:18, immediately turns, and
0 answers
965 views
In 1865, Jules Verne suggested sending people to the Moon by launching a space capsule with a 228.8 m long cannon. The final
1 answer
613 views
In 1865, Jules Verne suggested sending people to the Moon by launching a space capsule with a 228.8 m long cannon. The final
0 answers
428 views
An object is thrown vertically upward with a speed of 31.8 m/s. How long does it take to reach this highest altitude?
0 answers
464 views
An object is thrown vertically upward with a speed of 31.8 m/s. How high does it rise?
1 answer
635 views