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WorksheetsLesson 3 Assessment/Test
Total questions: 13
Worksheet time: 3hrs 15mins
Use the "What did we learn?" slides to help answer this question.
The idea that matter is conserved is shown because
there are the same type and number of atoms on each side of an chemical equation
energy is released in reactions
matter is not conserved, you may start with more mass than you end with
Use the "What did we learn?" slides to help answer this question.
What is the science term used for the phrase "burning energy"?
cellular photosynthesis
cellular circulation
cellular respiration
Use the "What did we learn?" slides to help answer this question.
During cellular respiration, complex molecules react with _____ to form the product of _____, _____ and other materials.
carbon dioxide. oxygen, energy
energy, oxygen, carbon dioxide
oxygen, carbon dioxide, energy
Use the "What did we learn?" slides to help answer this question.
The scientific definition of food says that food ....
provides energy
provides building materials
provides energy and building materials
Use the "What did we learn?" slides to help answer this question.
What causes carbohydrates, proteins and fats to provide different amounts of energy?
the differences in the type and arrangement of atoms
the difference in the way they are cooked
they all actually give us the same amount of energy
Use the "What did we learn?" slides to help answer this question.
Food is considered _____ energy.
kinetic
thermal
chemical
Use the "What did we learn?" slides to help answer this question.
When food molecules are not used right away they can be _____.
excreted
stored
Use the "What did we learn?" slides or page 61 to help answer this question.
What is special about the subunit/complex molecule of fat that allows it to provide more energy than others?
it has more oxygen proportionally than the others
It has fewer oxygen proportionally than the others
it has no oxygen atoms unlike the others
Use page 65 to help answer this question.
What controls how many calories we use each day?
our various daily activities
the amount of muscle we have
how much you are growing
all answers are correct
Use the "What did we learn?" slides to help answer this question.
If a turtle's body contained 1 kg of water and it's body temperature increased from 22 degrees Celsius to 24 degrees Celsius, how many Calories were used by the turtle?
1 Calorie
2 Calories
22 Calories
24 Calories
Page 37-38
Our bodies need vitamins, mineral and water so why are they considered nutrients rather than "food"?
they do not provide both energy and building materials
they do not keep us awake
nutrients and food are the same thing
Page 55
Food molecules can be simple or complex depending on the number of subunits. What is a subunit?
a property of a substance
a simple molecule that can be linked with other similar molecules
a complex molecule that does not combine with other similar molecules
Page 67
The only way to gain weight is to eat too much fatty foods.
true
false
