# physics

a whale comes to the surface to breathe and then dives at an angle of 20 degrees below the horizontal. if the whale continues in a straight line for 150 m, how deep is it, and how far has it traveled horizontally?

1. 👍 1
2. 👎 0
3. 👁 1,809
1. What is 150*sin20?

How far? what is 150*cos20

1. 👍 0
2. 👎 0
2. 141m

1. 👍 0
2. 👎 2
3. 51.3
140.9

1. 👍 3
2. 👎 1
4. 51.3m

1. 👍 0
2. 👎 0

## Similar Questions

1. ### physics!

A 1.60-kg bottle of vintage wine is lying horizontally in a rack. The two surfaces on which the bottle rests are 90.0° apart, and the right surface makes an angle of 45.0° with respect to the horizontal. Each surface exerts a

asked by Tiffany on February 7, 2011
2. ### Physics

At what angle to the surface must a submerged diver in a lake look toward the surface to see the setting sun just along the horizon?

asked by Bob on June 5, 2012
3. ### Physics

A sonar echo takes 2.2s to return from a whale. How far away is the whale ??

asked by Renu on November 11, 2019
4. ### Physics

a ray of light strikes a flat, 2-cm thick block of glass(n=1.5) at an angle of 30 degrees with respect to the normal. find the angle of refraction at the top surface. find the angle of incidence at the bottom surface and the

asked by Gia on July 6, 2017
5. ### Physical Science

A person dives off the edge of a cliff 33m above the surface of the sea below. Assuming that air resistance is negligible, (a) How long does it dive last? (b) and with what speed does the person enter the water?

asked by Jessica on January 29, 2012
1. ### physics

When the Sun is directly overhead, a hawk dives toward the ground at a speed of 6.97 m/s. If the direction of his motion is at an angle of 34.1 below the horizontal, calculate the speed of his shadow along the ground. Answer in

asked by jim on September 15, 2011
2. ### physics

Light of wavelength 700 nm is incident on the face of a fused quartz prism at an angle of 75 degrees (w/ respect to the normal to the surface). The apex angle of the prism is 60 degrees. Use the value of n=1.46 and calculate the

asked by Marvin on November 22, 2009
3. ### Physic

If a scuba diver fills his lungs to full capacity of 5.5LL when 8.2mm below the surface, to what volume would his lungs expand if he quickly rose to the surface? Assume he dives in the sea, thus the water is salt.

asked by Anonymous on May 10, 2014
4. ### Math

A scuba diver is 31 feet below the surface of water. She dives down an additional 16 feet. How far would she have to rise to reach the surface of water? (Hint) think absolute value because distance can not be negative.

asked by Amy on September 29, 2015
5. ### Physics

A velodrome is built for use in the Olympics. The radius of curvature of the surface is 19.6 m. At what angle should the surface be banked for cyclists moving at 11.5 m/s? (Choose an angle so that no frictional force is needed to

asked by Jess O. on June 15, 2012