Exploring Basic Science And Technology

What is the first step in the scientific method?

• Formulate a hypothesis

• Analyze the data

• Make an observation

• Conduct an experiment

Which of the following is a type of energy: kinetic, static, or potential?

• nuclear

• magnetic

• thermal

• kinetic

What simple machine is a ramp an example of?

• Pulley

• Lever

• Wheel and axle

• Inclined plane

In the scientific method, what do you call a testable prediction?

• hypothesis

• theory

• conclusion

• observation

What type of energy is stored in food?

• Nuclear energy

• Kinetic energy

• Chemical energy

• Thermal energy

Which simple machine consists of a wheel with a rope around it?

• Wedge

• Lever

• Inclined Plane

• Pulley

What is the purpose of a control in an experiment?

• To increase the number of variables being tested.

• To manipulate the independent variable directly.

• The purpose of a control in an experiment is to provide a baseline for comparison to isolate the effects of the independent variable.

• To ensure the experiment is conducted in a controlled environment.

What type of energy is associated with motion?

• Thermal energy

• Kinetic energy

• Nuclear energy

• Potential energy

Name a simple machine that can change the direction of a force.

• Wheel

• Inclined Plane

• Lever

• Pulley

What is the last step in the scientific method?

• Communicate results

• Analyze data

• Formulate a hypothesis

• Conduct an experiment