Evidence and Investigations
What is the name for a person who has observed an event or activity take place?
Witness
The mixture of gasses that surround the Earth
Atmosphere
What part of an airplane controls pitch?
Elevators
Big Dipper, Little Dipper, and Cassiopeia are all examples of...
Constellations
What are the four levels of a forest?
Floor, Underbrush, Understory and Canopy
What are the 3 types of fingerprints?
Arch, loop, whorl
Air is invisible; air takes up space; air has the power to hold things up are all examples of...
The properties of air
What is banking?
A combination of yawing and rolling to turn the plane while keeping it stable and on course
What is the largest planet in our Solar System?
Jupiter
Spruce, fir, and pine trees are all examples of...
Coniferous trees
What is chromatography?
A process to separate and identify specific types of ink
Air in a balloon or a pump is an example of...
Compressed air
What is the main purpose of ailerons?
Control the roll of the plane
How can we see Planets, asteroids and moons? Since they do not emit their own light
Reflected sunlight
What is the process called where trees release water, or sweat?
Transpiration
Give 3 accidental characteristics that could be found on a suspect's shoe
Worn patches, scuff marks, holes, broken laces, dirt within treads
Air is mostly made of this element
Nitrogen
The yaw of an airplane is controlled by this
The rudder
A ______ is a moon phase that describes when MORE than half of the moon is visible but is not quite full
Gibbous
Why might rings on a tree cookie be really close together?
Poor growing conditions.
Trees might be competing for sunlight, water and nutrients.
There could be a drought or short growing season.
What is the difference between an observation and an inference?
An observation is something a person has seen, heard or noticed.
An inference is using observations and evidence along with information we already know to draw conclusion that makes sense.
Fill in the blanks:
In order to for something to move forward, _____ must be greater than _____
In order for something to stay in the air, _____ must be greater than _____
thrust
drag
lift
weight or gravity
The shape of a wing is called what? It helps create lift
Airfoil
What causes the seasons on Earth?
The tilt of the Earth's axis and which hemisphere is pointed toward the Sun
What are the 3 main things plants need to undergo photosynthesis?
CO2 (carbon dioxide) + water + sunlight = oxygen + glucose