Through what practices have indigenous people in tropical regions contributed to modern science? -
Answers By identifying/using medicinal plants to treat illnesses and injury
What contribution did Marie Curie make to the development of scientific knowledge? - Answers
Identifying new radioactive elements
What happens when a paper clip is magnetized by stroking it along a magnet? - Answers The magnetic
domains in the paper clip become aligned in the same direction
A chef makes a smoothie. What type of energy transformation occurs during this process? - Answers
electrical to mechanical
thermal energy - Answers Heat energy
kinetic energy - Answers energy of motion
potential energy - Answers stored energy that results from the position or shape of an object
magnetic energy - Answers Energy causing push or pull
chemical energy - Answers A form of potential energy that is stored in chemical bonds between atoms.
electrical energy - Answers Energy caused by the movement of electrons.
mechanical energy - Answers Kinetic or potential energy associated with the motion or position of an
object
Where are salt and water balanced in the body? - Answers The excretory system
What tectonic plate do we live on? - Answers North American Plate
What tectonic plate movements are associated with active volcanoes? - Answers Subduction of an
oceanic plate beneath a continental plate
What is an example of a trace fossil? - Answers The footprint of a bird preserved in mud
What contributed to the "dust bowl" conditions in the 1930s? - Answers a major drought after several
years of intensive cultivation without attention to soil conservation
What is a feudal society? - Answers a hierarchical society based on personal loyalty and tied together by
a network of mutual obligations and responsibilities
Why did the minnesotan population triple between 1865 and 1885? - Answers The homestead Act of
1862 and the expansion of railroads