Trees and Forests
What are the 2 types of trees?
Coniferous and Deciduous.
What are the four types of fingerprints?
Arch, Loop, Composite and Whorl.
What’s another name for the northern star?
Answer: Polaris
Name the 6 properties of air.
Air is made up of different gases, air has mass, air can be compressed, air is a fluid, air exerts pressure and air takes up space.
What are the four forces of flight?
Drag, Thrust, Lift and Gravity.
What are the leaf types?
Needle leaf, Simple leaf, Compound leaf and double compound leaf.
True or False
Further apart footprints mean that the person was running.
True.
What does emit mean?
Emit is to send or give off something, such as the sun giving off light.
How much oxygen and nitrogen is present in the atmosphere?
21% oxygen and 78% nitrogen
______ opposes lift.
Answer: Gravity
What are the 3 deciduous leaf arrangements?
Opposite, Alternate and Whorl.
What is the definition of Forensic?
Using science to investigate a crime.
What are constellations?
Constellations are groups of stars that form a pattern in the sky.
Cool air is _____ than warm air.
Denser/ Heavier.
_____ design of wings provide lift.
Airfoil.
Do coniferous trees grow hardwood or softwood?
Softwood.
What are the 3 foot striking patterns?
Pronate, Neutral and Supinate.
When was the moon formed?
The moon was formed 4.5 billion years ago.
The force of ______ prevents earth’s atmosphere from escaping into space.
Gravity.
What force of flight moves objects?
Thrust.
Name the 4 deciduous leaf margins.
Smooth, Fine toothed, Serrated and Scalloped.
What is graphology?
Graphology is the study of analyzing handwriting.
______ are caused by the gravitational force between the moon and sun.
Tides.
Oxidation of iron is also known as _______.
Answer: Rusting.
Streamlined beak and body reduce ______.
Drag