TN Ready Science Review

Trees can be classified as different kinds of resources. Which of these statements gives a reason for classifying a tree as an energy resource?

• It is a renewable resource.

• It can be used to build a home.

• It can be burned to provide heat.

• It requires energy to grow a tree

As Wilma holds a pan over a fire, the water begins to boil, as shown in the figure below. Which process is indicated by the letter Y?

• radiation

• insulation

• convection

• conduction

Tags

NGSS.MS-PS1-4

As Wilma holds a pan over a fire, the water begins to boil, as shown in the figure below. Which process is indicated by the letter Z?

• radiation

• insulation

• conduction

• convection

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Three children are lined up to run a 50-meter race. The children all weigh the same. They start running at the same speed, but child 1 runs fastest over the final 10 meters and crosses the finish line first. What is true about the kinetic energy of child 1 at the moment she crosses the finish line?

• It is less than that of the other two children

• It is the same as that of the other two children.

• It is greater than that of the other two children.

• Child 1 has no kinetic energy at the moment she crosses the finish line.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which change of state takes place when a gas

loses energy?

• melting

• evaporation

• solidification

• condensation

Tags

NGSS.MS-PS1-4

Each organism has its own role in an ecosystem. Organisms can be producers, consumers, or decomposers. Which of these organisms can be classified as a decomposer?

• 
• 
• 
• 

Which of the following consumers is a herbivore?

• cat

• horse

• human

• vulture

Tags

NGSS.MS-LS2-3

Which level of an energy pyramid contains the most energy?

• primary consumer

• primary producer

• secondary consumer

• tertiary consumer

Tags

NGSS.MS-LS2-3

All organisms must obtain energy from their environment. Every organism needs this energy in order to grow and reproduce. How do producers obtain energy?

• They obtain energy by eating plants, bacteria, and algae.

• They extract chemical energy from decaying organic matter.

• They extract energy from the chemicals in soil, air, and water.

• They capture energy from sunlight and manufacture their own food.

Tags

NGSS.MS-LS1-6

Which of the following is an example of commensalism?

• A bird is hunted, killed, and eaten by a cat

• A bird eats berries, then spreads the seeds.

• A bird finds an existing hole in a tree and builds a nest in it.

• A bird finds a small shellfish on a beach, cracks its shell, and eats it.

Tags

NGSS.MS-LS2-2