Force & Motion
Because of unbalanced forces, it will move towards the girl because she is pushing with less force
The force that powers the water cycle
the sun
The force that causes objects to slow down and eventually stop
What is friction?
True or false: Physical changes are reversible
What is Mrs. Branton's favorite color?
purple
What force is required to stop a child from slipping on ice?
Friction
Most of earth's water is found here
What is the ocean?
the direction and speed of an object
velocity
Burning a match
What is a chemical change
What is Mrs. Branton's daughter's name?
Evelyn
It takes the plane 5 hours to get to its destination. If it needs to travel a total of 1500 miles, what is its speed?
300 miles per hour
When swimmers get out of the pool and sit in the sun, their wet skin dries quickly. The water disappears due to this step in the water cycle.
What is evaporation?
Describe Newton's 2nd Law
Acceleration depends on mass and force
Rust forming on a metal shovel
What is a chemical change
What sport did Mrs. Branton play in high school?
soccer
Will an object with a large mass or a small mass take the most force to move? Why?
Large mass. Will require a stronger force.
This process in the water cycle is directly affected by the warming of the oceans.
What is evaporation?
Describe the process of infiltration
When water seeps down through the soil
Changing states (Example, solid, liquid, gas)
What is a physical change
How many dogs does Mrs. Branton have?
3
If a small rock and a large rock are both thrown at a wall at exactly the same speed, which rock would most likely cause more damage to the wall? Why?
The larger rock because it has a greater mass. This means more momentum.
After Todd took a hot shower, he noticed that the bathroom mirror looked foggy. He could not see his reflection. Explain what caused the mirror to look foggy.
Condensation occurred on the mirror because the water vapor was warm and the mirror was cool.
Describe what happens during chemical changes
A new substance is formed
salt dissolving in hot water
What is Mrs. Branton's favorite NFL team?
Cowboys