biology
What system is the brain in?
The central nervous systym
what is the smallest planet?
Mercury
what is newtons first law
An object at rest remains at rest, or if in motion, remains in motion at a constant velocity unless acted on by a net external force
What is a suspension
a suspension is a type of heterogeneous mixture where solid particles do not dissolve in a liquid solution
how many moons does the earth have?
1 moon!
How many cells does a human have?
Over 1 trillion cells
which planets go in a retrograde rotation?
Venus and uranus
do bigger objects have more inertia
The more mass an object has, the greater its inertia
what is a mixture
a mixture is a substance made by mixing other substances togather
how many different moon phases does the moon go through during the lunar cycle.
8 phases.
What is the largest organ in the human body?
The skin is the largest organ in the human body
how many moons does Jupiter have?
95
what is newtons 3rd law
for every action there is an equal and opposite reaction. So, if object A acts a force upon object B
What is a colloid
a mixture in which very small particles of one substance
how many days does it take to go through all the moon phases?
29.5 days.
What is the smallest bone in the human body?
The stapes bone located in the ear is the smallest bone
which planet has the biggest ocean?
Jupiter
what is newtons 2nd law
Newton's second law states that the acceleration of an object is directly related to the net force and inversely related to its mass.
what can a Mixture be?
A Mixture can be a homogeneous or a heterogeneous
Why do we see Moon phases?
the moonlight we see is actually the Sun's light reflected off the lunar surface.
What hormone does the parathyroid gland produce?
It produces the parathyroid hormone
what shape is the moon?
the moon is actually egg shaped
What happens according to Newton if you let an untied balloon go?
Air will rush out of the balloon forcing the balloon to move through the air in the opposite direction.
What is a solution
A solution is a mixture of a solute and a solvent
how does the moon phases work?
the moon has a day side and a night side, which change when the moon rotates.