# physics

To get off a frozen frictionless lake, a 70.0kg person takes off a 0.150-kg shoe and throws it horizontally directly away from the shore with a speed of 2.00m/s. If the person is 5.0 m from the shore, how long does it take for him to reach it?

1. 👍
2. 👎
3. 👁

## Similar Questions

1. ### phy

A slab of ice floats on a freshwater lake. What minimum volume must the slab have for a 50.0kg woman to be able to stand on it without getting her feet wet?

Three masses are connected by a string. M1 = 1.0kg M2 = 2.0kg M3 = 3.0kg Mass one and two are on a table while mass three hangs off the edge of the table (there is a pulley). Find the tension in the string connecting m1 and m2.

3. ### college physics

three carts of masses 4.0kg, 10kg, and 3.0kg move on a frictionless horizontal track with speeds of 5.0m/s, 3.0m/s, and 4.0m/s. The carts stick together after colliding. find the velocity of the three carts.

4. ### physics

A person standing on a vertical cliff a height h above the lake wants to jump into the lake but notices a rock just at the surface level with its furthest edge a distance s from the shore .The person realizes that with a running

1. ### Math

Fernando surveyed a group of people to find their shoe size and the number of children in their family. He graphed the ordered pairs (shoe size, number of children) for each person. Which of the scatter plots most likely

2. ### physics

A 45.0 kg girl is standing on a 163 kg plank. The plank, originally at rest, is free to slide on a frozen lake, which is a flat, frictionless surface. The girl begins to walk along the plank at a constant velocity of 1.45 m/s

3. ### Calculus

A certain travel agency offered a tourthat will cost each person P 1500.00 if not more than 150 persons will join,however the cost per person will be reduced by P 5.00 per person in excessof 150. what will be the maximum profit?

4. ### Physics

A 6.0kg box is on a frictionless 45∘ slope and is connected via a massless string over a massless, frictionless pulley to a hanging 2.4kg weight. What is the tension in the string if the 6.0kg box is held in place, so that it

1. ### physics

A person standing on a vertical cliff a height h above the lake wants to jump into the lake but notices a rock just at the surface level with its furthest edge a distance s from the shore .The person realizes that with a running

2. ### Forces w/ tension

Assume that three blocks portrayed below move on a frictionless surface and that a 42 N force acts on the 3.0 kg block. Determine (a) the acecleration given the system, (b) the tension inthe cord connecting the 3.0kg and the 1.0

3. ### Math

A certain travel agency offered a tourthat will cost each person P 1500.00 if not more than 150 persons will join,however the cost per person will be reduced by P 5.00 per person in excessof 150. what will be the maximum profit?

4. ### physics

if you are stuck in the middle of a frictionless frozen lake with only your backpack, how can you get back safely to solid ground?