This video is a cram session for the ACT science section, led by Brooke, who has achieved perfect scores on the ACT. It covers various topics including environmental science, astronomy, ecology, geology, scientific methods, physics, chemistry, and biology. The video provides key terms and concepts that frequently appear in the ACT science section, focusing on outside information questions. It also offers tips on how to approach these questions and highlights the importance of understanding basic scientific terminology and processes.

What type of question on the ACT Science section requires knowledge of basic science terminology?

• Graph analysis questions

• Data interpretation questions

• Hypothesis testing questions

• Outside information questions

Which layer of the atmosphere contains the ozone layer?

• Thermosphere

• Mesosphere

• Stratosphere

• Troposphere

Which of the following is a gas giant planet?

• Mercury

• Mars

• Venus

• Jupiter

In a food chain, what do primary consumers eat?

• Carnivores

• Decomposers

• Autotrophs

• Other consumers

What is the process called when rocks are broken down by weather?

• Erosion

• Sedimentation

• Weathering

• Metamorphism

What is the term for a variable that is kept constant in an experiment?

• Experimental variable

• Control variable

• Dependent variable

• Independent variable

What type of energy is associated with an object's motion?

• Potential energy

• Kinetic energy

• Thermal energy

• Chemical energy

What is the pH of pure water?

• 5

• 7

• 9

• 11

Which of the following is a recessive trait?

• Curly hair

• Freckles

• Blue eyes

• Brown eyes

What is the powerhouse of the cell?

• Chloroplast

• Mitochondria

• Ribosome

• Nucleus