Science Flashcards
What is a exoskeleton?
A exoskeleton is a animal which has a outer shell.
What is a exoskeleton?
A exoskeleton is a animal which has a outer shell.
What is contraction?
To become smaller contraction of muscles means to become firm, tight and smaller
What is relaxation?
Allowing the muscles to become loose and less tight. It is the opposite of contraction.
What are organs?
The parts of an organism which have specific roles.
Example_ heart pumps the blood.
Yuri draws a picture of the earths crust and the sea. Describe what is happening to the earths crust and what it causes.
A tsunami is happening. It causes a earthquake . Sometimes,when a earthquake is happening a large wave comes that is a tsunami .The tectonic plates are moving which is causing a tsunami.
Describe one way why the earth is not a good model to show the structure of the earth?
It is not accurate.
What is a vent?
A vent is a opening from where magma comes out.
What is a crater.?
A crater is the depression of a vent.
