An object launched from ground level at a velocity of 5 m/sat a 37 degree angle. Neglecting air resistance, what is the speed of the object when it hits the ground?

a) 9 m/s

b) 5 m/s

c) 8 m/s

d) 2 m/s

Which one of the following letters is used as an abbreviation when representing a unit of electric current? A. C B. A C. R D. E

A boy on the beach holds a spherical balloon filled with air. at 10:00am, the temperature on the beach is 20°c and the balloon has a diameter of 30 cm. two hours later, the balloon diameter is 30.5 cm.

M=2450kg V=72km/h Ek=?

What formed as a result of a hot spot? a) The San Andreas fault b) Mount St. Helens c) The Mid Atlantic Ridge

Where does fusion occur?

Is the following sentence true or false? Two atoms of the same element can have different numbers of protons.

Definition of mechanical weathering

If you double the force of an object what happens to the acceleration?

A particle (mass - 5 g. charge 30 mC) moves in a region of space where the electric field is uniform and is given by Ex 4.8 N/C, Ey-E. 0. If the velocity of the particle att-O is given by v,-40 m/s V, v-0, what is the speed of the particle at t3 s?

When the Egyptians noticed this celestial body rising before the Sun it indicated to them the coming of the Nile flood.