Math

The froghopper holds the world record for insect jumps. It can leap at an angle of 45.0° at a speed of 1.0 m/s. (a) Find the velocity (magnitude) at t = 1.0 seconds. (b) Find the position at t=1.0 seconds.

  1. 0
  2. 5
asked by Lou
  1. the vertical speed vy at time t is 1.0 sin45° - 9.8t
    the horizontal speed vx is constant at 1.0 cos45°

    the velocity v has magnitude |v| = √(vx^2 + vy^2)

    1. 0
    posted by Steve

Respond to this Question

First Name

Your Response

Similar Questions

  1. physics

    The froghopper, Philaenus spumarius, holds the world record for insect jumps. When leaping at an angle of 58.0 degrees above the horizontal, some of the tiny critters have reached a maximum height of 58.7 cm above the level
  2. physics

    The froghopper (Philaenus spumarius), the champion leaper of the insect world, has a mass of 12.3mg and leaves the ground (in the most energetic jumps) at 4.00m/s from a vertical start. The jump itself lasts a mere 1.00ms before
  3. physics

    The froghopper Philaenus spumarius is supposedly the best jumper in the animal kingdom. To start a jump, this insect can accelerate at 4.00 km/s2 over a distance of 2.00 mm as it straightens its specially adapted“jumping
  4. Algebra 1

    The world record for the mile was 4:10 and 3:49 in 1975. Assuming that the record improves in a linear fashion (which it has so far) write an equation to predict the mile world record (in seconds) for a given year (y=record in
  5. Algebra

    The masses of four different insects are given below. Insect A: 2.19*10^-4 g Insect B: 5.00*10^-3 g Insect C: 9.0*10^-2 g Insect D: 1.50*10^-3 g What is the order of these insects from heaviest to lightest? a. Insect D; Insect A;
  6. Algebra

    The masses of four different insects are given below. Insect A: 2.19*10^-4 g Insect B: 5.00*10^-3 g Insect C: 9.0*10^-2 g Insect D: 1.50*10^-3 g What is the order of these insects from heaviest to lightest? a. Insect D; Insect A;
  7. Physics

    Jamaican sprinter Usain Bolt holds the world record for the men's 100 meter dash with a time of 9.58 seconds. Another runner is training to break this record and finds that he can accelerate at a constant rate of 1.07 m/s^2.
  8. +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
  9. Physics

    Upon spotting an insect on a twig overhanging water, an archer fish squirts water drops at the insect to knock it into the water. Although the insect is at distance d from the fish along a straight-line path at angle $ (as in the
  10. 5th grade Math

    Please help me with these math problems. #1 Matt subtracted 1.9 from 20.8 and got 1.8. Explain why this is not reasonable? #2 Explain why it is easier to find 10 minus 1.9 mentally than with paper and pencil. #3 On May 27, 2001, a

More Similar Questions