Science · Std 4 / Light and sound Multiple choiceExerciseStandard 4 Which instrument makes sound by vibrating strings? Aa guitarBa drumCa whistleDa horn Check my answer Source: Thuto360 practice Report a problemWhat's wrong?The marked answer is wrongThe question is unclearA spelling or typing mistakeThe picture is wrong or missingSomething elseAnything to addSend More like thisWhy can we see objects that do not give off light?Multiple choiceStd 4Light and soundWhat happens to light when it hits a mirror?Multiple choiceStd 4Light and soundLight travels in ___ lines.Multiple choiceStd 4Light and soundThrough which does sound travel fastest?Multiple choiceStd 4Light and soundWhy can't sound travel in space?Multiple choiceStd 4Light and soundWhat is an echo?Multiple choiceStd 4Light and sound
