What does the ear drum do when sound waves reach it?

Explain how the isotopes of an element are alike and how are they different

Consider six proposed properties of electromagnetic radiation: wave speeds of 3.00*108 km/s3.00*108 km/s and 3.00*108m/s3.00*108m/s, wavelengths of 673 nm673 nm and 0.221 nm0.221 nm, and frequencies of 2.39*1018 Hz2.39*1018 Hz and 4.85*1014 Hz4.

Divergent boundaries are also called continental drifts continental rifts continental divides continental plates

A 500.-kilogram roller coaster starts from rest at the top of an 80.0-meter hill. What is its speed at the bottom of this hill?

When a cup is placed on a table, which force prevents the cup from falling to the ground? OA gravitational force B. normal force C. resistance force tension force D.

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.