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Boat A is 10 km north of a port.

Boat B is 5 km east of the same port.

Boat A sails in a straight line towards boat B.

Work out the bearing on which boat A sails.

Describe three different ways light interacts with matter

The energy due to Earth pulling down on an object is called ___.

A spaceship is moving in a straight line away from Earth at 0.80c, measured relative to Earth. It launches a missile that moves away from the spaceship in the forward direction at 0.60c, relative to the ship.

Mary's on a ferris wheel at a carnival the Willis turning at a constant rate of 1 meter per second which of the following measures is changing as the wheel turns A. Merry speed B. Mary's acceleration C. Mary's an inertia D. Mary's velocity

Which of the following is not a way in which humans directly impact algal bloom production? a. industrial pollution b. wastewater discharge c. fertilizer in aquatic ecosystems d. fishing

you can produce a sound by plucking a string or by blowing in a pipe. how are these two ways different?

There are four springs stretched by the same mass. Spring A: 25 cm Spring B: 10 cm Spring C: 100 cm Spring D: 1 cm Which spring is the strongest? A B C D

Consider a rough asphalt roadway with 17 cm curbs and one 3.75 m lane in each direction and a 1.45 m shoulder on each side. The road has a longitudinal slope of 0.75% and is crowned in the center with a transverse slope of 2.25%.

An example of an opinion would be which of the following? bob s burgers is the best show on television. cake is appropriate for many occasions. earth is 238,900 miles from the moon. none of these

Which is a concern about mining for uranium? -Heated water could be released into the environment. -Dust released in the air could be radioactive. -Supplies could become low during a drought.