May 22, 2017 ... How do hermit crabs breathe? They certainly don't take a breath of air like you or I! Use this easy science activity to demonstrate how fish and ...
Sep 6, 2017 ... Musa is doing his science experiment from his homeschool curriculum.
Whales and dolphins have to hold their breath, just like you do. But fish like salmon and tuna can breathe underwater. In this lesson, you'll learn how they do it.
If fish can breathe underwater, then why do some fish, like dolphins and whales, swim to the surface of the ocean? Because dolphins and whales aren't fish at all ...
One rubber band. Audio/Visual Materials: Picture of a fish with gills ... They should also describe how gills work and why humans cannot breathe underwater .
Humans use their lungs for breathing and the lungs are part of the respiratory system. Fish have gills that extract or take oxygen out of the water. A fish opens its ...
Unlike land animals, which have lungs to take in oxygen from the air, fish have gills to breathe in the oxygen contained in water. This process of breathing begins ...
Did you ever watch how the fish breathes? ... What you'll be doing for this experiment is determining whether or not a fish's respiration changes in response to ...
Do goldfish have a higher respiration rate than humans? Does ... In this experiment, you'll see whether people or fish breathe more quickly, and if size affects ...
In this experiment, you'll determine whether a fish's breathing rate changes in response to different ... Set the stopwatch again and do the same for the larger fish.