Sometimes when you look into a curved mirror you see a magnified image (a great big you!) and sometimes you see a diminished image (a little you). If you look at the bottom (convex) side of a shiny spoon, what will you see?
A) You will either see a little you or a great big you, depending on how near you are to the spoon.
B) You will see a little you, upside down.
C) You will see a little you, right side up.
D) You won't see an image of yourself because no image will be formed.
E) You will see a little you, but whether you are right side up or upside down depends on how near you are to the spoon.
C
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Which object experiences the greater magnitude impulse during the collision? A) Neither; both experienced the same magnitude impulse. B) the Ping-Pong ball C) the bowling ball D) It's impossible to tell since the actual mass values are not given. E) It's impossible to tell since the velocities after the collision are unknown.
A very fine sample is placed 0.15 cm from the objective of a microscope. The focal length of the objective is 0.14 cm and of the eyepiece is 1.0 cm. The near-point distance of the person using the microscope is 25.0 cm
What is the final magnification of the microscope? A) -375 B) -242 C) -108 D) -142 E) -100
In the cosmic timeline for the universe starting at the Big Bang, we live in the Planck era
Indicate whether the statement is true or false
How would you describe the volume of the following object?
the amount of water in a swimming pool A) microscopic B) macroscopic C) submicroscopic D) all of the above E) none of the above