Which question will help tell if a wave is an electromagnetic wave or a
mechanical wave?
O
Does the wave have a frequency?
Does the wave have a wavelength?
O
Can the wave travel between the Sun and Earth?
O
Can the wave travel between a gas and a liquid?

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.

Determine the change in width a, height b, thickness t when a plate is subjected to the uniform distributed load and is made of material having modulus of elasticity e=230 gpa and poisson's ratio ν=1/3. given : a=400 mm and b= 300 mm also the uniformly distributed load in downward y direction of plate is 2 mn/m and in the positive x direction is 3 mn/m and t=20 mm