Grade 6
What is the Law of Conservation of Energy
Energy can not be created or destroyed, only transferred or converted.
As a ball rolls down a hill, identify the different energy transfers and conversions.
Gravitational potential energy, motion kinetic energy, Thermal kinetic energy
What is the type of heat transfer that requires direct contact between particles?
Conduction
How many chambers does the human heart have?
Four
Name Newton's 1st Law of Motion.
An object at rest, stays at rest, unless an unbalanced force acts upon it, and an object in motion, stays in motion, unless an unbalanced force acts upon it.
Name 2 examples of kinetic energy and 2 examples of potential energy.
kinetic:
motion, thermal, radiant, sound, mechanical, electrical
potential:
nuclear, elastic, gravitational, chemical
Name the two main settings of the bunsen burner flame.
safety and roaring
The number of protons in an atom can be determined by the __________ of the element taken directly from the periodic table.
atomic number
Which organ is responsible for most of the chemical digestion and absorption in the digestive system?
Small intestine
How many chromosomes does the average human body have in their cells?
23 pairs, or 46 total
What are 3 differences between plant and animal cells?
Plant cells have cell walls, chloroplasts and a large vacuole.
What is sublimation?
When a chemical goes directly from solid to gaseous state, without going through the liquid state
Name the group on the periodic table that is almost completely unreactive.
Noble gases
Which category of microbes are technically not classified as living things?
Viruses
What is the Law of Conservation of Mass
In a closed system, matter can not be created or destroyed, taken away or added.
name specialized cells
red blood cells
Name 3 things that speed up the rate of chemical reactions.
Heat, concentration, surface area, catalysts
Which type of waves on the electromagnetic spectrum are also known as heat?
infrared
What is the name of the enzyme in our saliva that helps us break down starches into simple sugars?
Amylase
A light ray going from a high to low index of refraction would do this.
Refract away from the normal.
Name at least 4 types of states of matter.
Bose Einstein Condensate, solid, liquid, gas, plasma
Name the other types of lenses on a compound microscope that work with the ocular lens to magnify objects.
Low medium and high power objectives
What is the key difference between a compound and a molecule?
Molecules consist of 2 or more atoms chemically bonded.
Compounds consist of 2 or more atoms chemically bonded of more than element.Name the structure in the lungs shaped like a microscopic balloon where gas exchange takes place.
Alveoli
The formula most closely associated with newton's 2nd law of motion is...
F = m x a