6th Grade TEKS
7th Grade TEKS
8th Grade TEKS
HS Science Wildcards
Science Practices & Reasoning
100
  • This state of matter has a definite volume but takes the shape of its container.

  • What is a liquid?

100
  • This plant cell organelle contains chlorophyll and is the primary site of photosynthesis.

  • What is the chloroplast?

100
  • In the periodic table, elements in the same vertical column share similar chemical properties and are called this.

  • What is a group (or family)?

100
  • in biology, DNA replication occurs during this phase of the cell cycle, prior to mitosis.

  • What is Interphase (or S phase)?

100
  • In an experiment, the variable that is intentionally changed or manipulated by the scientist is called this.

What is the independent variable?

200
  •  Thermal energy transferred through direct contact between solids is called this.

  • What is conduction?

200
  • The system responsible for carrying oxygen and nutrients through blood vessels to all body cells is called this.

  • What is the circulatory system?

200
  • This subatomic particle carries a neutral charge and is located inside the atomic nucleus.

  • What is a neutron?

200
  • In chemistry, a solution with a pH value of 3 is classified as this.

  • What is an acid (or acidic)?

200
  •  A testable statement that predicts the outcome of an experiment is known as this.

  • What is a hypothesis?

300
  • An object at rest tends to stay at rest, and an object in motion tends to stay in motion due to this property.

  • What is inertia?

300
  • This type of reproduction requires only one parent and produces offspring genetically identical to the parent.

  • What is asexual reproduction?

300
  • According to Newton's Second Law, if force remains constant and mass increases, acceleration does this.

  • What is decrease?

300
  • In physics, the rate at which work is done or energy is transformed is measured in Watts and called this.

  • What is power?

300
  • When measuring liquid volume in a graduated cylinder, you read the measurement at the bottom of this curved surface.

  • What is the meniscus?

400
  • Minerals are classified using this scale, which ranks hardness from 1 (talc) to 10 (diamond).

  • What is the Mohs Hardness Scale?

400
  • The turgor pressure in a plant cell decreases when the cell loses water, causing the plant to do this.

  • What is wilt?

400
  • Plate movement at a convergent boundary where two continental plates collide produces this major geological landform.

  • What are mountain ranges (or mountains)?

400
  • In chemistry, this type of chemical bond involves the sharing of electron pairs between nonmetal atoms.

  • What is a covalent bond?

400

  • Data collected in an experiment using numerical values and measurements is called this type of data.

  • What is quantitative data?

500
  • An organism that makes its own food using energy from sunlight is known as this type of organism.

  • What is an autotroph (or producer)?

500
  • A structural feature, such as a hawk's curved beak, that helps an organism survive in its environment is called this.

  • What is an adaptation?

500
  • High ocean tides that occur when the Sun, Earth, and Moon align in a straight line during full and new moons are called this.

  • What are spring tides?

500
  • In biology, the process by which messenger RNA is synthesized from a DNA template in the nucleus is called this.

  • What is transcription?

500
  • To ensure that observed results are due only to the independent variable, all other potential factors must be kept as these.

  • What are constants (or controlled variables)?

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