What Does it Mean?!?
The force that pulls things towards the center of Earth
Gravity
What are 3 most common types of matter?
Solid, Liquid, and Gas
This is the force that causes runoff to move downhill.
What is gravity?
This tool measures temperature.
Thermometer
Oscar ripped up a piece of paper. What kind of change in matter is this?
A physical change
The process of a liquid turning into a gas
Evaporation
This type of change forms a new substance
A chemical change
Double or nothing: give an example of a chemical change
True or false: If an object is at rest it will stay at rest until a force acts on it.
True
Double or nothing: Name a synonym for "at rest"
What does a wind vane do?
It measures the direction of the wind
Summer was looking at a map of temperature, precipitation, and humidity over the course of 5 years. Was she looking at a weather or climate map?
A climate map
Define Force.
A push or pull on an object.
This type of material allows heat, sound, and electricity to pass through an object.
An conductor
Double or nothing: what is the opposite of a conductor and give an example.
Name a common surface with very little friction.
Ice, glass, tile, etc.
What does a barometer do?
Measures air pressure
Double or nothing: what does the weather look like when we have low pressure?
Michael and Semaj are moving a dresser. They are arguing about which direction to move it. Michael is pushing the dresser with a force of 5 newtons towards Semaj. Semaj is pushing the dresser towards Michael with a force of 10 newtons. What happens to the dresser?
Semaj is using more force, so the dresser will move towards Michael
An opposing force that stops or decreases the motion of an object
Friction
What state of matter has a definite shape and takes up a definite amount of space.
A solid
How does mass affect the amount of force needed to move an object?
The greater the mass the greater the force needed
Double or nothing: What is the difference between mass and weight.
This tool measures wind speed
An anemometer
Deja walked to the salon 10 minutes away. The salon is 1610 meters away. What was her average speed for the trip?
161 m/minute
Define Transpiration
Loss of a plants water to its environment through evaporation
Double or Nothing: What is another important process plants use water for?
What happens to molecules when they are heated?
They expand
Mr. Johnson and Mr. Velazquez's classes are playing tug of war. After several minutes, the students notice that the rope has not moved. What is one possible cause of this?
They have created a balanced force.
What effect does the Gulf Stream have on the Eastern US?
It carries warm water up the coast of the US leaving southeastern coasts warmer in winter and cooler in summer
Durham has been in the 70s for a couple of days. The temperature then drops down to the 50s. What type of front did they experience?
A cold front
Double or nothing: does cold air rise or fall?