The expansion of the Universe is accelerating
a. True
b. False
Indicate whether the statement is true or false
True
You might also like to view...
The volume of water displaced by a floating 20-ton boat is
A) 20 cubic meters. B) the volume of 20 tons of water. C) the volume of the boat. D) depends on the shape of the ship's hull. E) none of the above
The critical resolved shear stress for high-purity FCC copper is 0.63 MPa. A polycrystalline tensile test specimen is made from this copper material. What is the predicted tensile proportional limit stress for this specimen?
What will be an ideal response?
Which of the following causes seasons on Earth?
a. Earth being closer to the Sun during our summer and farther during our winter b. the Sun's varying light output c. the tilt of Earth's axis d. the eleven-year sunspot cycle
The ancient Greeks get a lot of attention for their contributions to science because
A) they were the first people known to try to explain nature with models based on reason and mathematics, without resort to the supernatural. B) the books of every other culture were lost in the destruction of the library of Alexandria. C) they were the first people to realize that Earth is a planet orbiting the Sun. D) they were the only ancient culture that kept written records of their astronomical observations.