Simple Machines
Newton's Laws
Weather
Weather Instruments
100
Name a simple machine that can change the direction of a force.
Pulley, Lever, ...
100
Give an example of a force.
Push, pull, gravity, magnetism, small nuclear forces, large nuclear forces, centrifugal pseudo force, kicking a soccer ball, punching your friend, ...
100
How's the weather today?
It's a bit cool and cloudy.
100
Name 2 different weather instruments.
Thermometer, Anemometer, Barometer, Rain Gauge, ...
200
Two or more simple machines working together is called a ___________ machine.
complex
200
Which force keeps us from floating away into space?
Gravity
200
Which type of cloud is associated with stormy weather?
Cumulonimbus
200
Which weather instrument measures the temperature?
Thermometer
300
What simple machine can help lift heavy objects?
Inclined Planes, Pulleys, Levers, ...
300
Which object has more friction: Ice or Grass?
Grass
300
Name and explain 3 types of clouds.
Cumulus - Puffy, fluffy clouds
Cumulonimbus - Stormy weather clouds
Stratus - low, flat, hazy clouds
Cirrus - High clouds made of ice crystals.
300
If a barometer measures low air pressures. What type of weather does that indicate?
Windy, Rainy, Stormy weather.
400
Name the 6 simple machines.
Lever, Wedge, Pulley, Inclined Plane, Wheel & Axle, Screw
400
What is friction?
Friction is force between two objects in contact. If the objects are moving, it slows them down. If the objects are stationary, it prevents them from moving.
400
Name 2 types of precipitation.
Rain, Snow, Hail, Sleet, ...
400
Which weather instrument would you use to measure the wind speed?
Anemometer
500
What simple machines are used in my stapler?
A lever and wedge.
500
What is the SI unit for force? How do we measure force?
Newtons
500
Explain the difference between weather and climate.
Weather is the short-term state of the atmosphere. Climate is weather over a long period of time.
500
How do meteorologists forecast the weather?
They use weather instruments like barometers, anemometers, rain gauges, and thermometers to collect weather data. Past weather data can be studied and analyzed to find patterns that help predict future weather.