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There is a good chance they were because they can't breathe underwater
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What does the time constant really mean in terms of system performance?
wha does time constant really mean in term of system performance
Is 60 seconds in a minute an exact number?
Yes and No. Yes: Only IF YOU STAY IN 1 PLACE than time would be the same all the time. No: No because if you move time would change. You know how the land formations of Earth always move a couple inches a year. So technically you are moving even if you stand in 1 place so not really.
Which one of these has only one or two babies at a time 1 whale 2 rat 3 rabbit 4 dog?
Whales usually give birth to one calf
How many times will a paper cup land on its side when tossed every day for a year?
It depends on how often it is thrown, but it will usually land on its side about 98% of the time.
What does it mean to describe the height as a function of time?
That sounds really comlicated.
Do dolphins have hip bones?
Yes! They are vestigial (not serving a purpose biologically), and are remnant from a time when early early ancestors of whales were land based animals.
Whales have developed gills or lungs?
Whales have lungs. They descended from land animals with lungs. They had lungs before they became creatures living full time in the ocean. They did not develop either gills or lungs after they became sea creatures but long before.
What time of day do blue whales sleep?
It is not known what time of the day blue whales sleep. The blue whale is one of the largest and heaviest animals in the world.
Which whales eat Kelp?
Killer whales eat kelp from time to time. Other animals that eat kelp include sea otters and sea urchins.
How much time do whales spend in water?
Except for a few seconds when leaping into the air, whales spend ALL of their time in the water. They cannot move on land.
What lives longer a clams or whales?
Well,its hard to answer really,since Clams live a really long time... but whales live long too. so due to the fact that some EAT clams i'd say whales. But since whales get caught and turned into products... it might be clams,but who knows really? I say whales though :3
How do animals evolve to marine animals if their ancestors were land animals?
well over time the land animals change a little and they need to be underwater to live unlike their land animal ancestors
Did whales walk the land?
yes they did at one time walk on land. Their fins used to be types of small legs that would help them walk on land.
What do Japanese use whales for?
they usually use them to make traditional medicines and they often eat the whales blubber
What evidence is there that whales have formed from land mammals?
Some have the remains of hind legs and a pelvis still inside their bodies. On top of that, land was where mammals evolved.
What do whales like doing in antarctica?
Mostly whales like swimming in the Southern Ocean, which surrounds the Antarctic continent -- they don't spend any time on land.
Why does a whale have a pelvis bone even though its not used?
''it is because whales evolved over time during a point around 48 million years ago they were land animals so they needed their pelvic bone but as the whale evolved it kept that trait just as humans evolved and kept some unnecessary traits like wisdom teeth or an extra kidney''
