Vocab!
What is the vocab word related to this definition: "starting point of a chemical reaction"
A. Product
B. REACTENTS
C. Exothermic reaction
B: REACTANTS!
What is the vocab word that relates to this definition: " the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar"
A. exothermic reaction
B. endo thermic reaction
C. photosynthisys
C: PHOTOSYNTHIS!
What substance does thermal energy include?
A. Cold
B. Heat
C. Light
B: HEAT energy!
Which thing uses radiant energy from the sun to produce food?
A. animals
B. plants
C. people
B: PLANTS! animals cant use the sun to produce food!
Does this definition represent heat, light or both: kinetic energy of tiny particles that make up matter producing thermal energy.
A. Light!
B. Heat!
C. Both!
B: HEAT!!!
what vocab word matches the definition? " reaction that absorbs heat"
A. endothermic reaction
B. photosynthesis
C. Exothermic reaction
C: ENDOTHERMIC REACTION!
What is the starting point in a chemical reaction?
A. reactant
B. product
A. REACTANT
What kind of substance does Radient energy include?
A. Light
B. Heat
C. Color
A: LIGHT because radient is light.
What does "MRE" stand for?
A. medical radient energy
B. Meals ready to eat
C. Matter, radiant, exothermic
B: MEALS READY TO EAT!
Does radient energy produce light?
A. No it produces heat
B. yes!
C. sometimes but it only works with energy
B: YES!
What is the vocab word related to this definition: "a thing or person that is the result of an action or process"
A. Thermal energy
B. Reactents
C. Products
C: PRODUCTS!
What is the ending point in a chemical reaction?
A. reactant
B. product
B> PRODUCT!
what does a EXOTHERMIC REACTION do to heat?
A. absorb it
B. doesn't do anything
C. get rid of/release it
D. depends on how much heat there is
C: GET RID OF/RELEASE!
What does thermochemistry study?
A. chemical reactions
B. light
C. heat
D. heat and light
C: HEAT ONLY because thermo means heat!
What is radient energy produce?
A. thermal waves
B. electromagnetic waves
C. All of the above!
B: ELECTROMAGNETIC WAVES!
What vocabulary word matches this definition? "release energy from the chemicals into the surroundings"
A. endothermic reactions
B. Exothermic reactions
C. thermal heat energy
B: EXOTHERMIC REACTION!
what is the vocab word that matches the definition? "energy contained within a system that is responsible for its temperature."
A. radient light energy
B. product
C. thermal heat energy
C: THERMAL HEAT ENERGY!
What is another name for heat?
A. radient
B. thermal
C. frozem
B: THERMAL!
What happens to energy in a exothermic reaction?
A. Decrease
B. Increase
C. stay the same
A: DECREASE! because the heat is releasing into the surroundings and not being absorbed by the matter
thermo chemistry produces...
A. heat
B. light
C. cold
A: HEAT ENERGY!
What is the vocab word related to this definition: "the branch of chemistry concerned with the quantities of heat evolved or absorbed during chemical reactions."
A. Thermo chemistry
B.Thermal heat energy
C. Radiant light energy
A: THERMO CHEMISTRY!
what vocab word matches this definition? " energy that is transferred by electromagnetic radiation "
A. thermal heat energy
B. radient light energy
C. thermochemistry
B: RADIENT LIGHT ENERGY!
what does photothysis do?
A. creates energy during a process involving plants
B. creating animals, and feeding animals
C. a process making food for humans using chemical reactions
A: CREATS ENERGY DURING A PROCESS INVOLVING PLANTS!
What has to happen in a chemical reaction?
A. Heat change
B. Energy chance
C. color/texture change
B: ENERGY CHANGE has to occur in a chemical reaction.
Product is the starting or ending part of a chemical reaction?
A. Middle
B. starter
C. Ending
C: ENDING