Hamid is viewing an image of a bird produced by a set of concave lenses. What must be true about the image? It is a virtual image. It is upside down. It is larger than the actual bird. It is capable of being projected.

A. It is a virtual image.  

B. It is upside down.  

C. It is larger than the actual bird.  

D. It is capable of being projected.

The most likely answer is A. It is a virtual Image (on Edge2020)

adding a(n) to an electric circuit would increase the magnetic field around a wire;

b. solenoid

a solenoid is a type of electromagnet whose purpose is to generate a controlled magnetic field.

if the purpose of the solenoid is instead to impede changes in the electric current, a solenoid can be more specifically classified as an inductor rather than an electromagnet.

no

sodium is solid at rt