why do bollons stick to your head when rub it it on your hair??
100
H
what's the symbol of hydrogen??
200
Gravity
What keeps you from going off into space??
200
Abiotic is living. As biotic is non-living
what is the difference between abiotic and biotic??
200
electricity
what gives you power for lights and tv and stuff like that??
200
B
What's the symbol of boron??
300
neil armstroung
who was the first human to ever go on the moon??
300
An ecosystem is a community of plants, animals and smaller organisms that live, feed, reproduce and interact in the same area or environment. Some ecosystems are very large
what is a ecosystem??
300
Static electricity is an imbalance of electric charges within or on the surface of a material. The charge remains until it is able to move away by means of an electric current or electrical discharge.
Whats static electricity??
300
P
What's the symbol of phosphorus??
400
Mars
What planet can maybe hold life??
400
Ecology is the scientific study of interactions of organisms with one another and with the physical and chemical environment.
What is ecology??
400
a controlled path through which electrons flow and energy they carry is converted to other forms of energy we need
What is a electric circut??
400
Pb
What's the symbol of lead??
500
Meteor showers occur when the earth in its orbit around the Sun passes through debris left over from the disintegration of comets.
What makes a meteor shower??
500
An aquatic ecosystem is a group of interacting organisms dependent on one another and their water environment for nutrients