Trivial Practice Quiz science-technology - Test 154 | Englishfreetest.com

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    Question 1: This can be viewed as a generalization of the Pythagorean Theorem.
    A. Law of Willens
    B. Law of Cosines
    C. Law of Cotangents
    D. Law of Verseed Sines
    Question 2: This is sometimes called Eulers Formula.
    A. a^2+b^2=c^2
    B. e=m*c^2
    C. a^2=b^2+c^2-2*a*b*cosine c
    D. e^(pi*i)+1=0
    Question 3: This is one of the major equations of relativity.
    A. V=(4/3)*pi*r^2
    B. V=arcsine(pi+i^2)
    C. L=sqrt(L/g)
    D. E=M*C^2
    Question 4: What is the name of this famous theorem? If x, y, and z are non-zero positive integers, then x^n+y^n=z^n has no solution if n is an integer greater than two.
    A. Fermats Theorem
    B. Gauss Theorem
    C. Eulers Theorem
    D. Riemanns Hypothesis
    Question 5: x^2+y^2=r^2 is which equation?
    A. the equation of a parabola
    B. the equation of a circle
    C. the equation of a right triangle
    D. the equation of a hyperbola
    Question 6: What is this equation? F=G*m1*m2/d^2
    A. the atomic number of an isotope of uranium at distance d from the nucleus
    B. the force of gravity between two bodies of masses m1 and m2 at distance d
    C. the thermal force between two masses, m1 and m2 at a distance d from the isothermal center
    D. the focal length of a lens of diopter length m1 and m2 at distance d
    Question 7: Given the equation C=pi*D. What does the C and the D stand for?
    A. The circumference and diameter of a circle
    B. The electrical capacitance and the electrical dipole
    C. The circular radius and the diopter distance
    D. The cranial area and the circumspectum
    Question 8: What does this equation describe? y=A(sin) wt, where A is the amplitude and t is the time.
    A. The tangent of the angle x
    B. The cosine of the angle w
    C. Linear motion
    D. Simple harmonic motion
    Question 9: This equation, Y=mX+B, represents what?
    A. A prism
    B. A circle in the plane
    C. A line in the plane
    D. An ellipse in the plane
    Question 10: Which drug consists of a sediment, extracted form the fruit of the squirting cucumber, that is native of the the Mediterranean region?
    A. Piperazine
    B. Thionin
    C. Elaterium
    D. Mycoherbicide
    Question 11: Rafflesia, a parasitic plant found in southeastern Asia, has flowers, which smell like what?
    A. Sweet perfume
    B. Mushrooms
    C. Rotting meat
    D. Garlic
    Question 12: This tree, which grows mainly in Australia, is the tallest of all flowering evergreen plants.
    A. Acacia cultriformis
    B. IIIawarra
    C. Sugar brother
    D. Eucalyptus
    Question 13: Drosera, an insectivorous plant that grows in South Africa, South America and Australia, attracts the insects to its tips in what way?
    A. By its colours
    B. By its smell of rotting meat
    C. By its sweet smell
    D. By its dew-drop appearance
    Question 14: This type of orchid, discovered by Charles Darwin, is pollinated by the hawkmoth, an insect with a long tongue.
    A. Stargaser
    B. Clivia miniata
    C. Sundew
    D. The Comet Orchid
    Question 15: Which tree, that grows on the Canary Islands, Cape Verde and Madeira, secretes a reddish juice, called Dragons blood?
    A. Dracaena draco
    B. Para rubber tree
    C. The Canary Island Pine
    D. Castanopsis