Unit A
This term refers to the number and variety of living organisms in a community.
What is biodiversity?
The state change from solid to gas.
What is sublimation?
This stands for lethal dose 50%.
What is LD50?
When an object has has lost electrons it becomes _______ (+ or -) charged.
What is a positive charge?
The spectrum used to describe the different types of wavelengths that can be detected in the Universe.
What is the electromagnetic spectrum?
The term used to describe saving an organism in its original habitat. Ex. Banff National Park
What is In-situ conservation?
The atomic number of potassium.
What is nineteen?
These substances taste bitter, are corrosive, and feel slippery. They have a pH higher than 7.
What are bases?
A material that has very low resistance to the flow of electrons. Ex. Mercury at -273 degrees Celcius.
What is a superconductor?
The measurement to determine the direction of a star in space using a compass.
What is azimuth?
This term refers to a molecule that stores genetic
information for heritable traits in all
living organisms
What is DNA?
The reaction of metals in the presence of oxygen
and moisture. Commonly known as rust.
What is Corrosion?
What is acid rain?
The flow of electricity (current) is measured with this device.
What is an ammeter?
This diagram compares the surface temperature with brightness.
What is the Hertzsprung–Russell Diagram? (HR Diagram)
B = brown hair, b = blonde hair.
How many blonde hair children would these parents theoretically have: MOM: BB brown hair x DAD: Bb brown hair
What are zero?
A substance that helps increase the reaction rate by lowering the amount of energy needed to make the reaction occur. It is not part of the reaction itself.
What is a catalyst
Water which soaks through the soil and carries dissolved substances into the soil is called this.
What is leachate?
A device used by farmers in Alberta to transform thermal energy into electrical energy.
What is a thermocouple?
Name 3 differences between the inner and outer planets.
What are: inner planets - smaller, hotter, little or no moons, no ring system?
Name the 4 steps of Sexual Reproduction in Animals, starting with Fertilization.
What is Fertilization, Zygote, Cleavage, Embryo
Name 2 rules of naming/creating formulas for IONIC compounds
What is balance charges, do not use prefixes, metal + non-metal?
This is the term that describes using living things to help break down organic matter.
What is biodegradation?
Name at least 2 ways to make a motor spin faster.
What is increasing the voltage, increasing the number of coils in the wire, using larger magnets?
The term used to describe the combination of many telescopes to see a clearer picture of space.
What is interferometry?