Most galaxies are spirals

Indicate whether the statement is true or false


FALSE

Physics & Space Science

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What happens to the image in a pinhole camera if the screen is moved closer to the pinhole?

A. The image decreases in size. B. The image increases in size. C. The image remains the same size. D. The image is blurry

Physics & Space Science

Uniform Circular Motion: A 1000-kg car is slowly picking up speed as it goes around a horizontal unbanked curve whose radius is 100 m. The coefficient of static friction between the tires and the road is 0.35. At what speed will the car begin to skid sideways?

A. 9.3 m/s B. 24 m/s C. 34 m/s D. 35 m/s E. 19 m/s

Physics & Space Science

The adoption of very similar streamlined body shapes by both sharks and dolphins provides evidence for

A) cross-breeding B) convergent evolution C) genetic mutations D) life originating in the oceans

Physics & Space Science

The resistance of a conducting material depends on its

a. composition b. length c. diameter d. temperature e. all of the above

Physics & Space Science