Practice 7 - UIL grade 7 Science 12/14

 In the lab, a student needs to precisely measure the volume of Hydrogen Peroxide for a decomposition reaction with a potato.  What lab equipment is most appropriate?

• beaker

• graduated cylinder

• dropper

• flask

The ultimate source of energy on earth is the sun.  What is the correct flow of energy from the sun to the plants?

• Chemical potential to radiant energy to mechanical kinetic energy

• Radiant energy to kinetic energy to potential energy

• Radiant energy to chemical potential energy

• Chemical potential energy to radiant energy

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

 Which of the following is not a force?

• work

• gravity

• electromagnetism

• nuclear forces

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

After the recent tornadoes across the United States in the spring of 2021, what is the largest impact to the environment?

• Uprooted vegetation

• Destruction of buildings

• Debris

• Loss of species

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NGSS.MS-LS2-4

Which of the following organisms would NOT be found in a greenhouse?

• Bacteria

• Protists

• Viruses

• Plants

When you see the safety symbol  below, identify the symbol and what precautions should be taken?

• Biohazard; dispose of waste in sealed plastic bags at a secured site

• Radiation; dispose of waste in sealed plastic bags at a secured site

• Biohazard, Dispose of waste in a trash can

• Poisonous; Dispose of waste in a trash can

Because there are only specific amounts of resources available on Earth, they are recycled in order to ensure the continued existence of living organisms.  Which of the following does NOT belong?

• carbon cycle

• life cycle

• water cycle

• nitrogen cycle

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NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which of the following is not an energy transformation for the system shown below?

• Chemical potential energy

• Mechanical kinetic energy

• Thermal energy

• Radiant energy

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NGSS.MS-PS3-4

All of the following are examples of erosion except for one.  Which?

• The movement of a material down a slope due to gravitational forces

• Running water from precipitation

• When material splits apart because water freezes inside the material

• The movement of materials by the wind

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NGSS.MS-ESS2-2

The process shown in Figure 1 is known as

• Ecological succession

• Tertiary succession

• Geological succession

• Species succession