# A grasshopper jumps a horizontal distance of 1m from rest, with an initial velocity at a 45 degree angle with respect to the horizontal. Find the initial speed of the grasshopper and the maximum height reached

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A kickoff sends a football with an initial velocity of 25 m/s at an angle of 50 degrees above the horizontal. a) find the x and y components of the velocity b) find the time the ball is in the air c) find the horizontal distance the ball travels before

2. ## Physics Honors

A football is kicked with an initial velocity of 25 m/s at an angle of 45 degrees with the horizontal . Determine the time of flight, the horizontal distance, and the peak height of the long jumper.

3. ## Physics

A grasshopper leaps into the air from the edge of a cliff at a 50 degree angle. He reaches a maximum height 6.74 cm above the top of the cliff and travels a total horizontal distance of 1.06 m. How tall is the cliff and what is the initial speed of the

4. ## physics

A grasshopper jumps a horizontal distance of 1m from rest, with an initial velocity at a 45 degree angle with respect to the horizontal. Find the initial speed of the grasshopper and the maximum height reached.

A soccer player kicka a ball with an initial velocity of 10 meters per second at an angle of 30 degress above the horizontal. the magnitude of the horizontal component of the ball's initial velocity is

6. ## Physics- i need to know how to do these problems

Two projectiles are launched from the ground, and both reach the same vertical height. However, projectile B travels twice the horizontal distance as projectile A before hitting the ground. a. How large is the vertical component of the initial velocity of

7. ## Physics

A quarterback throws a pass at an angle of 40 degrees above the horizontal with an initial speed of 20 m/s. The ball is caught by the receiver 2.55 seconds later. Determine horizontal velocity, vertical initial velocity, the distance ball was thrown, and

8. ## Physics - 2-D kinematics

A soccer ball is kicked with an initial horizontal velocity of 20 m/s and an initial vertical velocity of 16 m/s. I've calculated: Initial Speed: 25.61 m/s Angle: 38.66 degrees Maximum Height it reaches: 13.06 m Distance kicked: 65.29m NOW I NEED: What is

A baseball is thrown at an angle of 40.0° above the horizontal. The horizontal component of the baseball’s initial velocity is 12.0 meters per second. What is the magnitude of the ball’s initial velocity?

10. ## physics

Two 21.0 kg ice sleds are placed a short distance apart, one directly behind the other, as shown in the figure. A 3.42 kg cat, initially standing on sled 1, jumps across to sled 2 and then jumps back to sled 1. Both jumps are made at a horizontal speed of

11. ## Physics

A kickoff sends a football with an initial velocity of 25 m/s at an angle of 50 degrees above the horizontal. a) find the x and y components of the velocity b) find the time the ball is in the air c) find the horizontal distance the ball travels before

12. ## physics

A toy plane p starts flying from point A along a straight horizontal line 20 m above ground level starting with zero initial velocity and acceleration 2 m /s² as shown. At the same instant, a man P throws a ball vertically upwards with initial velocitu

13. ## Physics

A projectile is shot from the ground at an angle of 60 degrees with respect to the horizontal, and it lands on the ground 5 seconds later. Find: a. the horizontal component of initial velocity b. the vertical component of initial velocity c. initial speed

14. ## physics

A block of mass 6 kg, which has an initial velocity of 4.1 m/s at time t = 0, slides on a horizontal surface. Calculate the work that must be done on the block to bring it to rest. Answer in units of J. If a constant friction force of 7.1 Newtons is

15. ## Math

Recall that the equation for the horizontal distance h in feet of a projectile with initial velocity v0 and initial angle theta is given by h=v0^2/16 sin theta cos theta . a. Assume the initial velocity is 60 ft/second. What initial angle will you need to

16. ## projectile motion physics

Imagine the ball on the left is given a nonzero initial speed in the horizontal direction, while the ball on the right continues to fall with zero initial velocity. What horizontal speed vx must the ball on the left start with so that it hits the ground at

17. ## physics

For women's volleyball the top of the net is 2.24 m above the floor and the court measures 9.0 m by 9.0 m on each side of the net. Using a jump serve, a player strikes the ball at a point that is 3.03 m above the floor and a horizontal distance of 8.4 m

18. ## Physics

You are standing at the top of a cliff that has a stair step configuration. There is a vertical drop of 7 m at your feet, then a horizontal shelf of 8 m, then another drop of 3 m to the bottom of the canyon, which has a horizontal floor. You kick a rock,

19. ## furthermathematics

a particle is projected at an angle tita to the horizontal with an initial velocity U.if the maximum horizontal distance travelled is 20m and the greatest height reached is 10m.find U and Tita

20. ## Physics

A projectile is fired with an initial velocity of 300m/s.upward at an angle of 30 degree with horizontal from a point 80m above the level plain. What horizontal distance will it cover before it strikes the plain?

A baseball is thrown at an angle of 40.0° above the horizontal. The horizontal component of the baseball’s initial velocity is 12.0 meters per second. What is the magnitude of the ball’s initial velocity?

22. ## physics

A ball is thrown up onto a roof, landing 4 sec later at height of 20m above the release level. The balls path just before landing is angled at 60 degree with the roof. a) find the horizontal distance d it travels. b) what is the magnitude of the balls

23. ## PreCal

Projectile Motion: An object is propelled upward at an angle theta, 45 degree < theta

24. ## physics

A lumberjack (mass = 98 kg) is standing at rest on one end of a floating log (mass = 200 kg) that is also at rest. The lumberjack runs to the other end of the log, attaining a velocity of +4.0 m/s relative to the shore, and then hops onto an identical

25. ## Physics

A projectile is shot from the ground at an angle of 60 degrees with respect to the horizontal, and it lands on the ground 5 seconds later. Find: a. the horizontal component of initial velocity b. the vertical component of initial velocity c. initial speed

26. ## MATH

Starting from the point (0,0), a grasshopper makes a series of leaps on the coordinate plane. The grasshopper's first leap takes her to (3,4). After a move which adds (x,y) to the grasshopper's coordinates, her next move adds either (x,y-1) or (x-1,y) to

27. ## Physics

A grasshopper leaps into the air from the edge of a cliff at a 47 degree angle. He reaches a maximum height 6.49 cm above the top of the cliff and travels a total horizontal distance of 1.02 m. How tall is the cliff and what is the initial speed of the

28. ## physics

Diver jumps from a 10 m platform. Air time is 2.3 s. Horizontal displacement of the divers center of mass i 4 m. What is the divers initial velocity and initial angle?

29. ## physics

A 65 kg person runs with a horizontal velocity of 3.5 m/s and jumps onto an 0.9 kg skateboard which is initially at rest. Assuming negligible friction, what will be the final velocity of the skateboard and the person?

30. ## physical science

A frog jumps at the angle of 60 degrees to horizontal with initial velocity of 10.0m/s 1. calculate velocity Voy of the frog 2 calculate acceleration ax of the frog

31. ## College Physics

Suppose a 10.0 kg fireworks shell is shot into the air with an initial velocity of 62.0 m/s at an angle of 80.0 degrees above the horizontal. At the highest point of its trajectory, a small explosive charge separates it into two pieces, neither of which

32. ## physics

A projectile is fired through the air. It is launched from the ground, and travels without interference from wind or air resistance, landing on a raised platform above the field. Compare the following values: 1-Initial speed vs. final speed: 2-Initial

33. ## physical science

A frog jumps at the angle of 60% to horizontal with initial velocity of 10.0m/s 1. calculate velocity Voy of the frog 2 calculate acceleration ax of the frog

34. ## physics

A lumberjack (mass = 98 kg) is standing at rest on one end of a floating log (mass = 235 kg) that is also at rest. The lumberjack runs to the other end of the log, attaining a velocity of +3.2 m/s relative to the shore, and then hops onto an identical

35. ## Physics

On piercing a distance of 15cm in a wooden block a bullet losses of its initial velocity before coming to rest the further distance travelled by it is Ans:5cm

36. ## physics

A trained dolphin leaps from the water with an initial speed of 12 m/s. It jumps directly towards a ball held by the trainer a horizontal distance of 5.50 m away and a vertical distance of 4.10 m above the water. In the absence of gravity the dolphin would

37. ## physics

A ball is thrown with an initial velocity of 20 meters per second at an angle of 60° with the horizontal ground surface. Find the following: a. the horizontal velocity of the ball b. the ball’s initial vertical velocity c. the range of the ball d. the

38. ## physics

With an average acceleration of –0.5 m/s2, (a) how long will it take a cyclist to bring a bicycle with an initial velocity of +13.5 m/s to a complete stop? (b) Calculate the distance required for the bicyclist to come to rest. (c) If the cyclist’s

39. ## Physics

A grasshopper jumps 1.0 m from rest, with an initial velocity at a 47 angle with respect to the horizontal. Find the speed of the grasshopper? Find the maximum height reached?

40. ## Physics

A grasshopper leaps into the air from the edge of a cliff at a 50 degree angle. He reaches a maximum height 6.74 cm above the top of the cliff and travels a total horizontal distance of 1.06 m. 1) How tall is the cliff? 2) What is the initial speed of the

41. ## Physics

**I JUST NEED THE STEPS ON HOW TO SOLVE THE PROBLEMS** An object experiences an acceleration of 6.8m/s^2. As a result, it accelerates from rest to 24m/s. How much distance did it travel during that acceleration? A car which is traveling at a velocity of

42. ## +1 SCIENCE PHYSICS

A FROG SAW AN INSECT ON THE GROUND AT A HORIZONTAL DISTANCE OF 30 METER FROM IT. THE FROG CAN JUMP WITH A SPEED 20 METER/SECOND IN ANY DIRECTION. IT JUMPS WITH HIS INITIAL SPEED AND LAND ON THE INSECT. A: WHAT IS THA TYPE OF MOSSION MADE BY THE FROG? B:

43. ## physics

Diver jumps from a 10 m platform. Air time is 2.3 s. Horizontal displacement of the divers center of mass i 4 m. What is the divers initial velocity and initial angle?

44. ## PHYSICS

A block of mass'm'is dropped over a horizontal surface with an initial velocity'v'.the coefficient of kinatic friction is'u'(mev),while the acceleration due to gravity'g'before coming to rest the block travels a distance??how i can find the distance?please

45. ## Physics

A 1 g grasshopper and a 0.1 g cricket leap vertically into the air with the same initial speed in the absence of air which of the following statements must be true? (more than one statement may be true) A) the grasshopper goes 10 times as high as the

46. ## physics

A 1.00 g grasshopper and a 0.100 g cricket leap vertically into the air with the same initial speed in the absence of air drag. Which of the following statements must be true? (More than one statement may be true.) A. The grasshopper goes 10 times as high

47. ## Physics

A quarterback throws a pass at an angle of 40 degrees above the horizontal with an initial speed of 20 m/s. The ball is caught by the receiver 2.55 seconds later. Determine horizontal velocity, vertical initial velocity, the distance ball was thrown, and

48. ## algebra

y=(v/u)x+(g)/(2(u^2))*x^2 where y is the object's vertical distance (in feet) above from where it was thrown x is the object's horizontal distance (in feet) away from where it was thrown and u is the objects' initial horizontal velocity v is the object's

49. ## Physic

If a person jumps 8.59m horizontelly and jumps at 23 degrees, what is his initial velocity? Plz and thank you.

50. ## Math

If a grasshopper jumped a vertical distance of 1.5 cm and horizontal distance of 8.0 cm,at what angle did it rise from the ground?

51. ## math

a bootlenose dolphin jumps out of the water. the path the dolphin travels can be modeled by h=-0.2d^2+2d, where h represents the height of the dolphin in feet and d represents the horizontal distance. a) assume that all energy is conserved. what is the

52. ## Physics

A 59.5 kg person, running horizontally with a velocity of +3.90 m/s, jumps onto a 12.2 kg sled that is initially at rest. (a) Ignoring the effects of friction during the collision, find the velocity of the sled and person as they move away. (b) The sled

53. ## Physics

A 5.00 kg carrying a charge of Q=60 uC is connected to a spring for which k=100N/m. The block lies on a frictionless horizontal track and the system is immersed in a uniform electric field of E=5.0e5 V/m. If the block is released from rest when the spring

54. ## Physics

A 5.00 kg carrying a charge of Q=60 uC is connected to a spring for which k=100N/m. The block lies on a frictionless horizontal track and the system is immersed in a uniform electric field of E=5.0e5 V/m. If the block is released from rest when the spring

55. ## Technical

A vehicle of mass 1600kg take off from rest and coveres a distance of 280m in 60s. It continues at this speed for 98seconds and comes to rest after 106s. i. Determine the total distance covered. ii. Determine the amount of force exerted as it slow to a

56. ## Physics

In the latest Indian Jones film, Indy is supposed to throw a grenade from his car, which is going 43.8 m/s, to his enemy's car, which is going 55.8 m/s. The enemy's car is 15.2 m in front of the Indy's when he lets go of the grenade. A) If Indy throws the

57. ## physics

A person of mass 84.5 kg is initially at rest on the edge of a large stationary platform of mass 150 kg, supported by frictionless wheels on a horizontal surface. The person jumps off the platform, traveling a horizontal distance of 1.00 m while falling a

58. ## Physics for exam

I can't get this question and its been driving me crazy. I need to know how to do this for my exam. Any help would be appreciated. A golfer is practising his/her swing at a distance of 150m from a house. On the way back to the ground, 5.00 seconds after

59. ## PHYSICS HELP !!!!!

A 55 kg person runs with a horizontal velocity of 8.0 m/s and jumps onto a 7 kg skateboard which is initially at rest. Assuming negligible friction, what will be the final velocity of the skateboard and the person

60. ## Highschool Physics

A 55 kg person runs with a horizontal velocity of 8.0 m/s and jumps onto a 7 kg skateboard which is initially at rest. Assuming negligible friction, what will be the final velocity of the skateboard and the person?

61. ## physics

A baseball is hit at a height of 1.1 m with an unknown initial velocity at 38 ° above the horizontal. It just clears a barrier of height 36.1 m at a horizontal distance of 63.0 m. Find: a) the initial speed;

62. ## physics

A baseball is hit at a height of 1.1 m with an unknown initial velocity at 38 ° above the horizontal. It just clears a barrier of height 36.1 m at a horizontal distance of 63.0 m. Find: a) the initial speed;

63. ## Physics

A man stands on the roof of a 19.0 m-tall building and throws a rock with a velocity of magnitude 24.0 m/s at an angle of 38.0 degrees above the horizontal. You can ignore air resistance. Calculate the maximum height above the roof reached by the rock. got

64. ## physics

A rifle allowed a bullet fired with an initial horizontal velocity to travel 76.0 m while only falling a distance of 0.40 m. What was the initial x-velocity of the bullet? Round your answer to 2 decimal places.

65. ## Physics

A baseball is hit at a height of 1.2 m with an unknown initial velocity at 36 Â° above the horizontal. It just clears a barrier of height 27.0658871949 m at a horizontal distance of 59.9481592832 m. Find: a) the initial speed; b) The time to reach the

66. ## physics

We consider a projectile motion against a linear drag force D = −b∗v, where v is the velocity of the projectile. (A) Suppose only a vertical drop (in z-direction), v = vz, from an initial height H with an initial velocity voz = 0. Obtain the

67. ## physics

c) The rocket is launched a third time with the same initial velocity as before at an angle of 45 degrees. This time we want to launch the rocket so that it goes through a field goal post at a height of 7.9 meters in the air. Calculate the time the rocket

68. ## physics

if the greatest acceleration force which may be be applied to a vehicle is numerically equal to its weight, find a the least distance and b the least time, in which the vehicle travelling on a horizontal road can be brought to rest from an initial velocity

A "Stomp Rocket" is a toy projectile launcher illustrated in figure (i) below, which uses a blast of air to propel a dart made of plastic. The air blast is produced by jumping on a plastic bladder as shown in figure (ii) below. It is found that when a 187

70. ## Physics(science)

A ball's projected at an angle X to the horizontal from a cliff 96 metres high and strikes the ground at a distance of 260 metres away from the cliff.The time of its flight is 7 seconds.If it's assumed that air resistance's negligible,calculate: 1.the

71. ## Physics- Projectiles

A marlin jumps out of the water with an initial velocity of 5.0 meters per second at an angle of 80 degrees above horizontal. Approximately what maximum height will the marlin reach during it's flight?

72. ## physics

Chinook salmon are able to move through water especially fast by jumping out of the water periodically. This behavior is called porpoising. Suppose a salmon swimming in still water jumps out of the water with velocity 6.41 m/s at 44.1° above the

73. ## Physics

Chinook salmon are able to move through water especially fast by jumping out of the water periodically. This behavior is called porpoising. Suppose a salmon swimming in still water jumps out of the water with velocity 6.41 m/s at 44.1° above the

74. ## science

if the initial velocity of an object is 12m/s, determine the horizontal distance it can cover without rising more than 3m.θ=40 deg above the horizontal.

75. ## Physics

10. A military jet flies horizontally with a velocity of 450 m/s and 20,000 m above the ground. When the jet is straight above an artillery gun a shell is fired. Assuming the shell hits the jet. a. Calculate the horizontal component of the initial velocity

76. ## physics

A basketball of mass 0.602 kg is passed to a player of mass 83.0 kg who jumps off the floor while catching the ball. The player's center of mass is instantaneously at rest just before he catches the ball, which is initially moving at a velocity of 11.5

77. ## Physics

1-A body accelerates from rest at 0.2m/s from one fifth of a minute.calculate the distance covered.2-A bus travelling at 15m/s accelerates uniformly at 4m/s.what is the distance covered in 10s.3-A body which is uniformly retarded comes to rest in 5s after

78. ## physics

A particle has an initial horizontal velocity of 2.9 m/s and an initial upward velocity of 4.5 m/s. It is then given a horizontal accelera- tion of 1.2 m/s2 and a downward acceleration of 1.2 m/s2. What is its speed after 4.9 s? Answer in units of m/s

79. ## Math - Calculus

The horizontal velocity is constant. (Ignore air resistance.) Recall from your study of trigonometry that if you release a rock at a speed v in a direction that makes an angle α with the horizontal, then the initial vertical velocity vv and the horizontal

80. ## Physics

A lumberjack (mass = 98 kg) is standing at rest on one end of a floating log (mass = 245 kg) that is also at rest. The lumberjack runs to the other end of the log, attaining a velocity of +2.7 m/s relative to the shore, and then hops onto an identical

81. ## physics

A particle moves from rest, its initial position being given by x = c with reference to a fixed point O. Its acceleration at a distance ‘x’ from 0 is mu/x^2 away from O. Show that its velocity is sqrt mu/c when it is a distance ‘x’ from O.

82. ## Physics

Tigger jumps into the sandpit. As this 13 kg animal jumps up, his initial velocity is 6 m/s with an angle of 26 degrees. As Tigger lands into the sandpit, how much work is done by the sand to stop him? Answer in units of Joules

83. ## Physics

Hi, i'm kinda lost with this one. a ball is thrown at 15m/s at an angle of 30 degrees to the horizontal , how far does it travel horizontally before making contact with the ground? THANKS IN ADVANCE! You'll need to determine how long the object is in the

84. ## physics

We consider a projectile motion against a linear drag force D = −b∗v, where v is the velocity of the projectile. (A) Suppose only a vertical drop (in z-direction), v = vz, from an initial height H with an initial velocity voz = 0. Obtain the

85. ## physics

Two projectiles A and B are projected at the same time in the same vertical plane. A is projected at a height of 2m above the ground making an angle of 30deg with the horizontal. B is projected with the velocity of 20m/s at an angle of 60deg with the

86. ## Physics Honors

Jason Kendall throws a baseball with a horizontal component of velocity 25 m/s. It takes 3.0 s to come back to its original height. Calculate its horizontal range, its initial vertical component of velocity and its initial angle of projection.

87. ## AP Physics

You are standing at the top of a cliff that has a stairstep configuration. There is a vertical drop of 6 m at your feet, then a horizontal shelf of 10 m , then another drop of 4 m to the bottom of the canyon, which has a horizontal floor. You kick a 0.49

88. ## Math Geometry

Starting from the point (0,0), a grasshopper makes a series of leaps on the coordinate plane. The grasshopper's first leap takes her to (3,4). After a move which adds (x,y) to the grasshopper's coordinates, her next move adds either (x,y-1) or (x-1,y) to

89. ## science

From a top a building is 20 m tall, you launch a projectile up at an angle of 30 degrees to the horizontal. You launch at 80 m/s find a) the total time in flight, b) the hightest point reached above the building, and c) distance between the landing point

90. ## Honors Physics

A lumberjack (mass = 98 kg) is standing at rest on one end of a floating log (mass = 290 kg) that is also at rest. The lumberjack runs to the other end of the log, attaining a velocity of +3.1 m/s relative to the shore, and then hops onto an identical

91. ## physics

What is the velocity of a projectile with initial velocity 2m/s at an angle of 30degree to horizontal at the time 0.2s,0.5s,0.8s.Find the maximum height attained by projectile,total horinzontal distance travelled,seconds the projectile remains in air?what

92. ## Physics

a particle is projected at angle tita to the horizontal with initial velocity u.if the horizontal distance and maximum height reached are 20m and 10m respectively. find the value of tita and u

93. ## Physics

A baseball is thrown from the roof of 23.5m -tall building with an initial velocity of magnitude 10.0m/s and directed at an angle of 53.1∘ above the horizontal. a.What is the speed of the ball just before it strikes the ground? Use energy methods and

94. ## Dynamics of Rigid Bodies

A body of mass “m” has an initial velocity “v0” directed up a plane that is at an inclination angle  to the horizontal. The coefficient of sliding friction between the mass and the plane is μ. What distance “s” will the body slide up the

95. ## physics

A rock is thrown at an upward angle of 40° to the horizontal with a speed of 20 m/s. (a) What is its initial horizontal velocity? (b) What is its horizontal velocity 1.0 s after launch?

96. ## physics

A projectile of mass 0.528 kg is shot from a cannon, at height 6.7 m, as shown in the figure, with an initial velocity vi having a horizontal component of 7 m/s. The projectile rises to a maximum height of 3.8 m above the end of the cannon’s barrel and

97. ## science

A rifle aimed horizontally at a target fired a bullet which lands 2 cm below the aim point. If the rifle was 25 m away find a) the flight time and b) the velocity with which the bullet left the rifle. I would first have to convert the 2 cm into m but what

98. ## Pre-Ap Physics

A rock is projected from the edge of the top of a building with an initial velocity of 16.3 m/s at an angle of 39 ◦ above the horizontal. The rock strikes the ground a horizontal distance of 90 m from the base of the building. The acceleration of gravity

99. ## physics

A lumberjack (mass = 98 kg) is standing at rest on one end of a floating log (mass = 270 kg) that is also at rest. The lumberjack runs to the other end of the log, attaining a velocity of +2.6 m/s relative to the shore, and then hops onto an identical

100. ## physics

An object glides on a horizontal tabletop with a coefficient of kinetic friction of 0.65. If it comes to rest after 0.9 seconds, what was its initial velocity?