Which of the following is not a device/way that uses sound?

Ultrasound

Doppler

Electrocardiogram

Decibels

All choices use sound

A car with a mass of 1,000 kg moving with an initial velocity of 8 m/s is brought to rest by colliding with a truck. The collisions takes place over a time span of 0.2 s. Calculate the force exerted on the car

Which of the following is NOT an important function of the components of the muscular system? movement of organs mechanical protection heat generation vitamin storage

Which is one difference between the way terrestrial planets and jovian planets are formed?

You pull on a wagon resting on the sidewalk. What will happen next. A. The wagon does not move because the wagon applies more force to you than you apply to the wagon. B. The wagon moves because you apply more friction to the ground. C.

A ball was dropped and had a mass of. 2 kg and was falling with a force of 2 N, what was its acceleration?

Which of the following is not an application of Doppler technology? police speed guns weather radar ultrasound imaging of the liver determining the motion of a star

For a constant voltage, increasing the resistance will cause the current to decrease. true or false

Which of the following is an example of a testable scientific hypothesis? A) Why do plants grow better in the Sun than in the shade? B) Peacocks have prettier tail feathers than pigeons do.

A passenger jet flies from one airport to another 1,273 miles away in 2.2 h. find its average speed.

Wich statement best describe why an island food web could be considered a closed system