Forces & Motion
two factors affect the amount of gravitational force between two objects?
What is it changes motion (accelerates)?
is the smallest unit of an element?
What is an atom?
What type of energy is stored in food?
What is chemical energy?
What causes tides on Earth?
What is the gravitational pull of the moon?
What graph is best for showing change over time?
What is a line graph?
happens to an object when unbalanced forces act on it?
What is it changes motion (accelerates)?
is a process that forms new substances?
What is a chemical reaction?
What happens to particles when thermal energy is added?
What is they move faster and spread apart?
What is the difference between rotation and revolution?
Rotation is spinning on an axis; revolution is orbiting around something.
What is an independent variable?
What is the variable that is changed on purpose?
is Newton’s First Law also called?
What is the law of inertia?
the difference between an element and a compound?
An element is one type of atom, a compound is two or more elements bonded.
What kind of energy is found in moving objects?
What is kinetic energy?
What evidence supports plate tectonics?
What is earthquakes, volcanoes, and seafloor spreading?
What does it mean to analyze data?
What is to look at the results and find patterns or answers?
is the formula for speed
What is speed = distance ÷ time?
What is evidence that a chemical reaction has occurred?
What is color change, gas production, temperature change, or a new substance formed?
What energy transformation happens in a flashlight?
What is chemical energy to electrical to light energy?
What is the primary cause of seasons?
What is Earth’s tilted axis?
What are the steps in a good scientific experiment?
Ask question → Hypothesis → Experiment → Collect Data → Analyze → Conclusion
What is friction?
What is a force that resists motion between two surfaces?
is the Law of Conservation of Mass?
What is matter is not created or destroyed in a chemical reaction?
What is conduction?
What is the transfer of heat through direct contact?
What is a renewable resource?
What is a resource that can be replenished naturally like solar or wind energy?
What is a model in science?
What is a representation of an idea, object, or process?