When we are inside the house, which of the following sound may reach our ears first?

Which statement about the sound is correct?

What kind of energy is produced by vibrating objects?

Which of the following statements is NOT true about light?

What causes light to bend as it passes from one material to another?

Which of the following statements is true?

An object that allows light to pass through easily

What will most likely to happen if the light used by big buses were placed on the other sides of it instead of being placed in front?

How do the vibrations of the particles behave when sound travels through solids?

What affects the speed of sound as it travels?