![subject](/tpl/images/cats/fizika.png)
Physics, 28.10.2019 23:31 ellisc7044
1.
a wave with a short wavelength will also have a (2 points)
high frequency and high energy.
high frequency and low energy.
low frequency and low energy.
low frequency and high energy.
2.
high energy waves have (2 points)
long wavelengths and low frequencies.
long wavelengths and high frequencies.
short wavelengths and low frequencies.
short wavelengths and high frequencies.
3.
compared to gamma rays, x-rays have relatively (2 points)
less energy and short wavelengths.
more energy and short wavelengths.
less energy and long wavelengths.
more energy and long wavelengths.
4.
gamma rays and x-rays are similar because they both have (2 points)
high frequencies and high energy.
low frequencies and low energy.
high frequencies and low energy.
low frequencies and high energy.
5.
scientists use this part of the electromagnetic spectrum to diagnose broken bones. (2 points)
x-rays
infrared waves
gamma rays
ultraviolet waves
6.
this part of the electromagnet spectrum produces heat and with special equipment can locate people at night. (2 points)
infrared waves
microwaves
x-rays
gamma rays
7.
when you answer a call on your cell phone, it was most likely transmitted by (2 points)
ultraviolet waves.
radio waves.
gamma rays.
infrared rays.
8.
this part of the electromagnetic spectrum can be used to generate power. (2 points)
gamma rays
radio waves
microwaves
infrared rays
9.
you are a scientist trying to develop a technology that can be used to power wrist watches. which type of electromagnetic wave would be most useful to investigate? (2 points)
gamma rays, because they are powerful and safe.
infrared waves, because they do not produce heat and have high energy.
ultraviolet waves, because they have moderate energy and are abundant.
microwaves, because they are powerful and available.
10.
you want to create a device to warm food that is safe. which type of electromagnetic wave would be most useful to investigate? (2 points)
x-rays
infrared waves
gamma rays
ultraviolet waves
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 21:30
What type of electromagnetic wave is used in security pens? a. x-rays c. microwaves b. visible light d. ultraviolet radiation select the best answer from the choices provided
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 22:00
If the speed of a particle triples ,by what factor does its kinetic energy increase?
Answers: 2
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 10:30
The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.
Answers: 1
You know the right answer?
1.
a wave with a short wavelength will also have a (2 points)
high frequency and h...
a wave with a short wavelength will also have a (2 points)
high frequency and h...
Questions
![question](/tpl/images/cats/himiya.png)
Chemistry, 07.09.2021 01:00
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 07.09.2021 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 07.09.2021 01:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
Health, 07.09.2021 01:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
English, 07.09.2021 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 07.09.2021 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 07.09.2021 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 07.09.2021 01:00