Force
What is the definition of a force?
A push or a pull
What is the definition of speed?
Rate of motion
What are the five types of energy?
Thermal, Electrical, Radiant, Mechanical, and Sound
What are the three states/phases of matter?
Solid, liquid, gas
What do we use to measure temperature?
Thermometer
Friction
Forces cause an object to have motion. As forces increase, motion __________.
Increases
What are the two forms of energy?
Potential and Kinetic
When ice cream is left on the counter, it goes from a solid to a liquid which is also called ---
Melting
What variable do I change in an experiment?
Independent Variable
What is the total amount of forces action on an object?
Net Force
Direction and speed
The energy of vibrations is ---
Sound Energy
No matter the phase change that occurs, the amount of matter in an object ---
Stays the same
What is the base unit for length?
Meter
Even after brushing my hair for 30 minutes, when I stop brushing my hair, my hair lays flat. Why?
Force of Gravity
According to Newtons Second Law, force is equal to _____ times ______________.
Mass times accerelation
A dog sleeping has what form of energy?
Potential Energy
Going from a gas to a liquid is also called ---
Condensation
What is the name of the variable that stays the same in the experiment?
Controlled Variable (Constant)
Give an example of an object with balanced forces found in the classroom.
Answers vary: Desk, Chair, Poster, etc
Describe the relationship between mass and force. Use words like increase/decrease/stays the same.
As mass of an object increases, the amount of force needed to move that object increases.
The total amount of kinetic and potential energy in a system is also called ---
Mechanical Energy
What state of matter is most abundant on Earth?
Gas
Students notice that in the fall leaves of sugar maple trees turn red, but the leaves of black oak trees turn brown. The students are making —
An observation