What is the definition of an unbalanced force?

An echocardiogram uses 4.4 mhz ultrasound to measure blood flow in the aorta. the blood is moving away from the probe at 1.5 m/s.

Near the surface of Venus, its atmosphere has a pressure fv = 91 times the pressure of Earth's atmosphere, and a particle density of around rhov = 1.05 * 1027 m-3. What is the temperature of Venus' atmosphere (in C) near the surface? g

A voltmeter is connected to the terminals of the battery; the battery is not connected to any other external circuit elements. What is the reading of the voltmeter V? Express your answer in volts. Use three significant figures.

If the period of the lowest-frequency sound you can hear is 0.050 s, then what is its frequency?

What is an accurate definition of a heat engine?

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.