Radar use reflected microwaves to detect objects and measure their ... what?

A. Distance and speed

B. weight and volume

C. Wavelengths and frequency

D. Height and depth

Hat are the basic vfr weather minima required to takeoff from the onawa, ia (k36) airport during the day?

Approximately what is the parallax angle of a star that is 20 light-years away?

An object moving at 30 m/s takes 5 sec. to come to a stop. What is the object's acceleration

The wavelength (W) of a wave varies inversely as its frequency (F). A wave with a frequency of 600 kHz (kilohertz) has a length of 129 m. What is the length of a wave with a frequency of 300 kHz?

Which statements identify evidence of continental drift? Check all that apply. Explorers noticed that the continents were far apart from one another. Mountain ranges line up when some continents are placed side by side.

Warming in front of a fire while camping is an example of? A. Conduction B. Convection C. Radiation

In which medium would light travel the fastest? Question 21 options: a. across a room b. in a swimming pool c. through outer space d. through a railroad track

A 0.60 Kilo gram basketball poses on the rim of a basketball hoop that is 3.0 m high find the potential energy of the ball there (use G=10 N/KG.)

2. What was the role of women as industry increased? A. They gained the vote, B. They became industry leaders, e. They led the household D. They can for government office,

A 26-g steel-jacketed bullet is fired with a velocity of 630 m/s toward a steel plate and ricochets along path CD with a velocity 500 m/s.