Science Bowl Elimination Round

The powerhouse of the cell is the...It converts energy from food into energy the cell can use

• Mitochondrion

• Golgi body

• Nucleus

• Ribosomes

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

Two wires carrying electricity can create a spark if they come too close together. This spark can start a fire. Wires carrying electricity are usually covered with plastic to keep them from starting a fire. Why does the plastic keep the electricity from starting a fire?

• Plastic is a good insulator.

• Plastic is softer than wire.

• Plastic can melt when heated.

• Plastic conducts electricity.

A teacher gives a student four clear sealed containers. Each container holds a different substance. The student records some observations about the substance in each container. Container 1: The substance takes the shape of the container and is clear. Small particles float on top of the substance. Container 2: The substance is hard and cube-shaped. The surface of the substance is shiny. Container 3: The substance is not visible, and the container appears empty. Container 4: The substance is cold and made of crystals. Based on these observations, which container most likely holds only gas?

• Container 1

• Container 2

• Container 3

• Container 4

Which of the following best describes the role of chlorophyll in photosynthesis?

• It absorbs sunlight.

• It produces carbon dioxide.

• It converts glucose into energy.

• It releases oxygen into the atmosphere.

Tags

NGSS.MS-LS1-6

What is the main function of the roots in a plant?

• To perform photosynthesis

• To support the plant and keep it upright

• To absorb water and nutrients from the soil

• To produce flowers and fruits

Tags

NGSS.MS-LS2-1

What is the basic unit of life?

• Atom

• Molecule

• Cell

• Tissue

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Analyze the importance of the International Space Station (ISS) in scientific research. What are some key experiments conducted on the ISS?

• The ISS is important for scientific research because it provides a unique environment for experiments in microgravity. Key experiments include studying the effects of long-term space travel on the human body and growing plants in space.

• The ISS is important for scientific research because it provides a platform for launching satellites. Key experiments include testing new satellite technologies and monitoring Earth's weather patterns.

• The ISS has no importance in scientific research. It is primarily used for space tourism.

• The ISS is important for scientific research because it provides a base for mining asteroids. Key experiments include extracting minerals from asteroids and testing new mining technologies.

Tags

DOK Level 3: Strategic Thinking

Which of the following is NOT a characteristic of living organisms?

• Growth and development

• Ability to produce offspring

• Ability to move spontaneously

• Cellular organization

What layer of the Earth is made mostly of solid rock, but is very hot and capable of flowing slowly?

• Crust

• Mantle

• Outer core

• Inner core

Which of the following is NOT a layer of the Earth's atmosphere?

• Troposphere

• Stratosphere

• Mesosphere

• Lithosphere