*Urgent*
Cell phones, radar, and televisions are examples of devices that function by
using electromagnetic waves. What property of electromagnetic waves makes
them useful for phone, radar, and television signals?
A. Electromagnetic waves cannot be changed.
B. Electromagnetic waves can travel long distances.
C. Electromagnetic waves travel at different speeds.
D. Electromagnetic waves are harmful at high frequencies.
Answers: 1
Biology, 22.06.2019 08:00
This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.
Answers: 2
Biology, 22.06.2019 10:30
In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.
Answers: 2
Biology, 22.06.2019 14:30
Which of the following shows the results that you would get if you tested beef using the four tests in the gizmo
Answers: 1
*Urgent*
Cell phones, radar, and televisions are examples of devices that function by
using e...
using e...
Mathematics, 16.10.2020 19:01
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