A. can cats learn to sit down on command
Answer:
A swollen earlobe can be red, uncomfortable, and painful. The typical causes of earlobe swelling are infection, allergies, and trauma. While most earlobe injuries can be treated with over-the-counter medications and home remedies, you might want to see your doctor if your symptoms are really severe.Any injury to the earlobe can cause swelling — even an injury as minor as wearing earrings that are too tight. Along with swelling, injured earlobes may be painful and sore.
Explanation:hope this helped
Hey there!
The sides of DNA have rails, or the sides of them that keep them together- and what's amazing is you can't even see it.
They're made of sugar (deoxyribose) and phosphate molecules. They alternate, so sugar, phosphate and so on.
Hope this helps!
Answer:
B. Ground - The sensor in the ground will detect the sound first because the sound is traveling through the dirt and sound will travel fastest through a solid.
Explanation:
Sound wave is an example of mechanical wave, which means sound waves require a medium to travel through. However, how fast a sound travels is dependent on the kind of medium it travels through. Sound travels fastest via a SOLID medium, then liquid and slowest through gases.
According to this question, sensor in the ground and side of the security guard’s shed were placed in an estate owned by a famous celebrity. A loud truck, then, drives down the road entering the estate.
Based on the principles of sound eaves movement, the sound from the truck will be picked by the sensors in the GROUND first because the sound is traveling through the dirt and sound will travel fastest through a solid.