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WorksheetsUnit 1 Review
Total questions: 27
Worksheet time: 25mins
Which passenger has the most potential energy?
A
B
C
D
At which point is potential energy greatest?
W
X
Y
Z
Increasing an object's speed will increase its kinetic energy.
True
False
Increasing an object's mass will increase its kinetic energy.
True
False
Identify the energy transfer (photosynthesis)
light to electrical
solar to chemical
chemical to thermal
solar to mechanical
Identify the energy transfer
chemical to kinetic
solar to electrical
thermal to light
electrical to light
Identify the energy transfer
kinetic to mechamical
light to thermal
potential to kinetic
electrical to magnetism
Identify the energy transfer
light to heat
chemical to mechanical
solar to elecrical
thermal to chemical
When you eat food, your body gains ___________ energy.
electrical
chemical
thermal
light
The law of conservation of mass states that ________
the total mass of reactants is more than the total mass of products
the mass of a chemical reaction is not constant
the mass of a chemical reaction remains constant
the total mass of reactants is less than the total mass of products
The law of conservation of mass states that the total mass of the reactants will always equal the total mass of the products.
True
False
Matter is anything that takes up space and has mass. All matter is made up of tiny particles called atoms.
True
False
Q= m c ∆T
The units for specific heat are:
If the specific heat of water is 4.18 J/g∙°C, how much heat is required to increase the temperature of 1.2 kg of water from 23 °C to 39 °C? (show your work)
-80,256 J
80.256 J
80,256 J
-80.256 J
What does "q" mean?
A measure of heat energy
A change in heat energy
A measure of kinetic energy
A change in temperature
What does "ΔT" mean?
A change in health
A change in heat
A change in height
A change in temperature
