Body Systems 1
Body Systems 2
Body Systems 3
Energy transformation
Random Science 1
Random Science 2
100
The system that breaks down food for cells to use.....
Digestive system
100
The spaces between bones.
joints
100
Mechanical and Chemical Digestion begins here
the mouth
100
What is the energy transformation that takes place when you plug in a fan into an outlet and turn the fan on?
Electrical--> Mechanical
100
How many neutrons does an atom of Lithium have?
4 neutrons
100
What happens to rocks when they experience weathering?
Rocks break down into smaller pieces.
200
This body system protects internal organs like the heart and lungs.
Skeletal system
200
Organ that begins the chemical breakdown of protein
the Stomach
200
male reproductive cell
sperm cell
200
Which energy transformation occurs when water in a tea kettle is heated on a stove that uses natural gas?
Chemical--> thermal
200
How many valence electrons does an atom of Beryllium have? How many Neutrons?
2 Valence Electrons
5 Neutrons
200
Which material is the most dense? Which material is least dense?
Most dense= Metal
Least dense = Cork
300
What are the organs that make up the circulatory system?
heart and blood vessels
300
Blood cells are made here
bone marrow
300
I am the female reproductive cell
egg cell
300
A teacher rubbed a match against a piece of sandpaper. The match started to burn. What was the energy transformation that occurred?
chemical energy--> thermal energy--> light energy
300
A student has a sample of Aluminum and Chlorine. Which element is more reactive?
(Think valence electrons)
Chlorine is more reactive as it contains 7 valence electrons.
300
What is convection?
Transfer of heat through the movement of a fluid
400
Organ system that transports oxygen and nutrients to all parts of you body
Circulatory system
400
Organs called "glands" make up this body system
the endocrine system
400
When you hear the words "hormones", "glands", and "blood", what two systems are being described
Endocrine system & Circulatory system
400
What energy transformations occur when a solar panel is used to power a fan?
Light--> Electrical--> Mechanical
400
At what position(s) does the pendulum have the greatest potential energy?
Positions D & A
400
The heat from a lamp allows a lizard to remain warm. This is an example of which type of heat transfer?
Radiation
500
These blood vessels take blood TOWARDS the heart
veins
500
Urine is made inside this organ
kidneys
500
The nervous system can best be compared to this organelle in a cell?
nucleus
500
What energy transformations occur when a wind turbine is spinning?
Mechanical energy to electrical energy
500
What are the 3 types of rocks?
Igneous, Metamorphic and Sedimentary
500
What is the net force?
3000N to the right