Genetics
What is the physical characteristics of a trait called?
What is phenotype?
This is the source of all energy on earth.
What is the sun
What is the relationship between mass and volume.
What is density.
This is the center of an atom.
What is the nucleus?
What makes Earth unique?
1. Breathable atmosphere
2. Contains water.
DNA has a specific shape called a __________________, which can be described as a twisted ladder?
What is the double helix?
These are organisms that make their own food and are after the sun in a food chain.
What are producers.
Which state of matter has the highest kinetic energy?
What is a gas?
When added together they make up the atomic mass of an element.
What are protons and neutrons?
These planets have few moons, are terrestrial (rocky), and are small. Name them in order from their position to the Sun.
What are inner planets.
Mercury
Venus
Earth
Mars
What is an example of a phentotype?
What is eye color, hair color, height, texture.
The organism that eats the producer is called this.
What are primary consumers or first-order consumers?
Two or more different elements combined are called _____________.
What is a compound?
What type of elements are malleable, ductile, and lustrous?
What are metals.
What two heat transfer methods are responsible for our weather systems.
What is radiation and convection.
Genes are carried from the parent to the offspring on structures called this?
What are chromosomes.
Organism that obtains nutrients from dead organisms around it.
What is a decomposer.
Conductivity, temperature, density, and luster are all examples of -
What is a physical property.
1. A type of bond formed when electrons are transferred and made of a metal + a nonmetal.
2. Provide an example of this type of bond.
1. What is an ionic bond.
2. NaCl, LiBr, MgCl2
What are the most abundant elements found in our atmosphere.
The allele for longer necks in giraffes is dominant (B) to the allele for shorter necks (b).
What are the phenotypes of the cross between two homozygous parents, one with a long neck and one with a short neck?
100% long neck.
Grass - grasshopper - frog - snake
1. Identify the system above.
2. How would this system be affected if there were an increase in the frog population?
1. What is a food chain.
2. The grasshopper population would decrease.
When a solid is changed into a liquid, thermal energy _______________ and kinetic energy ___________.
When a solid is changed into a liquid, thermal energy INCREASES and kinetic energy INCREASES.
What is the difference between Bohrs' model and the modern model of the atom?
The arrangement of the electrons is different (Bohr model displays the electrons, whereas the modern model embeds the electrons in a cloud)
What happens to altitude and air pressure when you fly on an airplane.
Altitude increases and air pressure decreases.