Life
The basic unit of all living things
cells
Name the 4th planet from the sun
What is Mars
What is a pH scale
a scale that represents if a substance is an acid or base
Name all the planets in order
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Name the 3 types of galaxies
Irregular, Spiral, Elliptical
Which body system contains your heart, veins, and arteries?
The Circulatory System
Name the 4 inner (terrestrial) planets
Mercury, Venus, Earth, Mars
What is the molecular structure for water?
H20
What is the 4 main functions of the skeletal system?
Support
Protect
Provide Structure
Create Red Blood Cells
What are the 3 stages of matter?
Solid, Liquid, Gas
What is a dominant trait?
A genetic trait that overpowers other traits, only one dominant genotype is required for this trait to be possessed.
How many miles is an Astronomical Unit?
93,000,000
When you combine two elements, what does it make?
A molecule
What causes a season?
Earths revolution and tilt
During what moon phase does a solar eclipse occur?
New Moon
The mitochondria are known as the....
powerhouse of the cell
Which planet spins on its side?
Uranus
What does the number in the top corner of an Element stand for?
Atomic number
What causes a lunar eclipse?
A full moon and the earth creates a shadow over the moon
what are the levels of organization in a human body. Start with the smallest structure in the human body
cell, tissue, organ, organ system
What is homeostasis?
Keeping an internal balance of all body systems
What is the difference between an equinox and solstice?
A solstice signals the start of winter or summer. Summer has the longest daylight hours, where winter has the most darkness hours
What is the difference between an exothermic and endothermic reaction?
exothermic is when heat is released, causing the temperature to rise
endothermic is when heat is absorbed, causing the temperature to get colder
What does MRS GREN stand for?
Movement, Reproduction, Sensitivity, Growth, Respiration, Excretion, Nutrition
What is mitosis
When cells make new, identical cells