Hot water, pan to hold water, stopwatch and thermometer are the pieces of equipment which would be useful for investigating the claim.
<h3>
What is Temperature?</h3>
This is the degree of hotness or coldness of a substance and it is measured with the use of the thermometer.
Since temperature is involved, the thermometer and heat source are important thereby making option D the most appropriate choice.
Read more about Thermometer here brainly.com/question/2339046
<span>An ironwood tree that is native to Australia,
this wood comes from a species of tree occurring across most of Eastern
and Southern Australia. Known as the hardest wood in the world, this
particular type has a Janka hardness of 5,060 lbf.</span>
Simple diffusion is.........
i believe the answer is A and D
