State the two laws of thermal radiation
What will be an ideal response?
1. Hotter objects emit more radiation per unit surface area.
2. Hotter objects emit photons with higher average energy.
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Identify an accurate statement about the deoxyribonucleic acid (DNA) molecule
A) It has four bases that pair with each other at random. B) It looks like a spiral ladder with rails made of phosphorus and sugars. C) It has rails made up of lipids and sulfates. D) It has a total of eight bases.
Simple Harmonic Motion: A sewing machine needle moves up and down in simple harmonic motion with an amplitude of 1.27 cm and a frequency of 2.55 Hz. What are the (a) maximum speed and (b) maximum acceleration of the tip of the needle?
What will be an ideal response?
______ is another term for podcast.
A. radiocast B. audiocast C. webcast D. showcast
When the velocity and acceleration of an object have the same sign, the speed of the object increases
Indicate whether the statement is true or false