Personal Politics The Snake that Hears Sound Fill the blanks 4

Personal Politics The Snake that Hears Sound Fill the blanks 4

The Snake that Hears Sound through its Jaw

The ………. desert viper’s ability to hunt at night has always ……….. biologists. Though it ………….. its head buried in the sand, it can …………. with great precision as soon as ……………..

Now, young and physics Leo van Hemmen and Paul Friedel at the Technical University of Munich in Germany have developed a computer model of the snake’s ……………. to explain how the snake “hears” its ………….. without really having the ears for it.

Although the vipers have internal ears that can hear frequencies between 200 and 1000 hertz, it is not the sound of the mouse ………………. about that they are …………...

“The snakes don’t have external eardrums,” says Van Hemmen. “So unless the mouse wears boots and starts stamping, the snake won’t hear it.”

 For answer check here
 The horned desert viper’s ability to hunt at night has always puzzled biologists. Though it lies with its head buried in the sand, it can strike with great precision as soon as prey appears.

Now, young and physics Leo van Hemmen and Paul Friedel at the Technical University of Munich in Germany have developed a computer model of the snake’s auditory system to explain how the snake “hears” its prey without really having the ears for it.

Although the vipers have internal ears that can hear frequencies between 200 and 1000 hertz, it is not the sound of the mouse scurrying about that they are detecting.

“The snakes don’t have external eardrums,” says Van Hemmen. “So unless the mouse wears boots and starts stamping, the snake won’t hear it.”

Personal Politics

The morality of the welfare state depends on contribution and responsibility. Since some people don’t contribute and many are ………………., the choice of those who do contribute and are responsible is either to …………. the ……………, refuse to pay for the effects of their irresponsibility or trust the state to educate them.

For answer check here
 The morality of the welfare state depends on contribution and responsibility. Since some people don’t contribute and many are irresponsible, the choice of those who do contribute and are responsible is either to tolerate the free riders, refuse to pay for the effects of their irresponsibility or trust the state to educate them.

Black Diamonds from Outer Space Fill blanks 3

Online Practice, Fill the blanks, PTE Reading exercise 1

Like our Facebook page

2 thoughts on “Personal Politics The Snake that Hears Sound Fill the blanks 4”

Leave a Reply