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Worksheets6th Grade Science Exam2
Total questions: 10
Worksheet time: 5mins
In which layer does convection occur?
a. Core
b. Mantle
c. Crust
d. Ozone
Which is true about the second tropic level in a food chain or web?
a. It has the most available energy and includes all consumers
b. It has the most available energy and includes all producers
c. It includes primary consumers(heterotrophs), which are known as herbivores
d. It includes primary consumers (autotrophs), which are known as herbivores
During a storm when you see lightning several seconds usually pass before you hear thunder. What is the reason for this?
a. Your eyes must work better than your ears
b. Only the sound waves transmit energy
c. Only the light waves transmit energy
d. Light waves travel faster than sound waves
Which is true based on diffraction of sound?
a. Sound can only travel in straight paths
b. Sound does not travel quickly
c.Sound can be heard in other rooms
d. None of these
Which is the best example of an abiotic factor in an ecosystem.
a. Climate
b. Trees
c. Predators
d. Prey
What three materials are needed in order for photosynthesis to occur?
a. Sunlight, water, and carbon dioxide
b. Sunlight, water, and oxygen
c. Sunlight, oxygen, and carbon dioxide
d. Carbon dioxide, water, and ATP
Which best describes a mechanical transfer of energy?
a. Moving objects pushing or pulling on another
b. Transfer of warmer energy to cooler energy
c. Transfer of electric charges through conductors
d. Waves transferring energy
A circut is used to transfer what type of energy?
a. Mechanical
b. Thermal
c. Electrical
d. Electromagnetic
The wires that are part of electrical appliances are usually made of a metal interior surrounded by a plastic or rubber coating. What is the purpose of the coating?
a. To allow convection of electrical energy
b. To conduct the electrical energy
c. To transfer the electrical energy
d. To insulate the electrical energy
A shadow forms from perfect alignment of the moon between the Sun and the Earth. What is most likely occurring?
a. A lunar eclipse
b. A solar eclipse
c. A season
d. an orbit
