Vocabulary
Compression is an example of this
INTERNAL force
Give an example of TORSION
There are many! For example: ringing out a wet towel.
When we've worked very hard in science, Ms. Silver likes to show you this Netflix show (if they have an episode related to our learning!)
The Magic School Bus
This type of bridge is a SIMPLE and has a platform that spans between support pillars
BEAM
Homes in heavy snowfall areas are often shaped like this alphabet letter
A
Mike lifted a heavy box. What force did he have to overcome to move the box upward (Hint: what is keeping the box down)?
Gravity
____ Nye the Science _____
BILL Nye the Science GUY
This type of bridge is supported by vertical cables that provide support via tension
Suspension
The most common season for tornadoes
Spring
Give an example of TENSION!
Playing tug-of-war!
Are our hearts located on the left side, right side, or middle of our chests?
What type of bridge is the Golden Gate Bridge?
Suspension
When strong winds become dangerous, people often seek shelter in a basement. Why is a basement a good place to go?
Pushing and pulling are examples of this.
EXTERNAL forces
What has more friction: ice or grass?
Grass
A toy car rolling along different surfaces will experience different amounts of friction. A toy car would encounter the MOST friction when rolling on which surface?
A rough surface (for example: a sandy beach, over grass, over rocks)
This type of bridge looks like a semi-circle
Arch
People look for new ideas for creating safer homes in hurricane areas. Share one idea you have for this!
:)
This is a force between two surfaces rubbing against each other. It works against the motion of an object.
What is friction.
Ms. Silver's class and Ms. Marovitz's class are playing tug-of-war. After several minutes, the students notice that the rope has not moved at all. What is one possible cause of this?
The two classes have created a BALANCED force on the rope.
A car and a truck travel at the same speed on a road in the same direction. Both vehicles slow down with the same stopping force. Why does the truck need more distance the the car to stop?
The truck has more mass.
nThis type of bridge has supports above the platform and often makes use of strong shapes such as triangles
Truss Bridge
Mrs. Menon roller skates to the top of a hill and then starts rolling downward. What are the TWO MAIN forces affecting Mrs. Menon's motion as she rolls down the hill?
What are friction and gravity.