1
How do you find the volume of a liquid?
Final Volume - Initial Volume
What is the difference between scalar and vector?
Vector depends on direction and scalar does not
What is the numerical value for gravity?
9.8 N/kg
What makes work easier?
A machine
What are the 3 forms of heat transfer?
Conduction
Convection
Radiation
On a bar or line graph, what variable is located on the X-axis?
Independent variable
What is taking place when an object speeds up, slows down, or changes direction?
Acceleration
______ is different on Earth than it is on the moon, but ______ will be the same.
Weight, mass
When rubbing your hands together, you transfer mechanical energy into what type of energy?
Thermal
What do we call 2 substances at the same temperature?
Thermal equilibrium
A statement that explains what humans observe happening in nature is a _______.
Theory
Position of an object is described relative to the ____ _____. Also this is how we know something is in motion.
Reference point
What best describes the forces on an object with a net force of 0.
Balanced
_____ decreases and ______ increases when an apple falls from a tree
Potential energy, kinetic energy
The total potential and kinetic energy of a substance's particles is called
Thermal energy
What does DRY MIX stand for?
Dependent Responding Y-axis
Manipulating Independent X-axis
Momentum depends on ______ and velocity.
Mass
What law applies to car crashes and the need for seat belts and air bags?
Newton's 1st Law
What are the 3 types of potential energies?
Chemical
Elastic
Gravitational
What does the average kinetic energy of an object's particles tell you?
The temperature of the object
What are the steps for the Scientific Method?
State problem, research, form hypothesis, test hypothesis, analyze data, conclusion
What is the difference between distance and displacement?
Distance is total travelled. Displacement is distance from initial to final with direction.
What force makes it less likely for a person to slip on a dry sidewalk than on an icy sidewalk?
Friction
What are the 6 simple machines?
Pulley, lever, wedge, wheel/axle, screw, and inclined plane
Newton's First Law or the Law of Inertia