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Bala
Questions (51)
Pls give me five fraction’s that are smaller then 1/4
1 answer
163 views
If 2/3 part of a number is greater by 4 than 3/5 of it. then the number is
1 answer
1,037 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
479 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
906 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
616 views
600cm3 of a gas has a pressure of 1200mmHg find its volume if the pressure is reduced to 1001mmHg
2 answers
458 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
679 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
987 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
473 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
675 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
542 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
660 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
688 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
840 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
828 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
581 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
734 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
649 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
411 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
533 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
620 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
839 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
458 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
985 views
Variation in biology is
a) inevitable b) exciting c) the raw material for natural selection d) best described by statistics e)
1 answer
949 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
605 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
860 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
578 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
1,041 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
435 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
475 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
486 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
1,094 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
426 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
549 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
875 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
822 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
632 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
641 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
769 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
512 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
751 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
650 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
1,070 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
608 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
651 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
986 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
634 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
449 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
479 views
An object is thrown vertically upward with a speed of 31.8 m/s. How high does it rise?
1 answer
650 views