Q2 Review/Remediation

Front

What technology uses sound waves to map out the ocean floor?

Back

Sonar

Front

What is created when an electric current passes through a wire curled around an iron core?

Back

An electromagnet

Front

What do objects vibrating rapidly have a higher of?

Back

Pitch

Front

Which of the following is NOT an example of the use of energy to do work: raking leaves, cleaning your room, going for a walk, or sitting on the couch?

Back

Sitting on the couch

Front

What type of energy does the motion of a wind turbine have?

Back

Mechanical energy

Front

What is the definition of sound energy?

Back

Sound energy is the energy produced by vibrating sound waves.

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet in which the magnetic field is produced by an electric current.

Front

What is pitch in terms of sound?

Back

Pitch is how high or low a sound is, determined by the frequency of the sound wave.

Front

What is mechanical energy?

Back

Mechanical energy is the sum of potential energy and kinetic energy in an object.

Front

What is the role of energy in doing work?

Back

Energy is required to perform work, which involves moving an object or changing its state.