An object is dropped on Earth from a height of 15 m. How long did it take for the object to reach the ground?

A) 1.2 seconds

B) 1.5 seconds

C) 1.8 seconds

D) 3.0 seconds

If 30 N of force is exerted over an area of 20 m^2, how much pressure is being applied? A.) 1.5 pascals B.) 50 pascals C.) 600 pascals

Which of the following are possible causes of mass extinctions that scientists have identified

A projectile travels above level ground. The initial vertical component of its velocity is 0.90 m/s and the initial horizontal component of its velocity is 0.60 m/s.

The power (P) required to run a motor is equal to the voltage (E) applied to that motor times the current (I) supplied to the motor.

Which of the following is likely the best electrical insulator

The spinning of earth on its axis causes the apparent rising and setting of the

20 m/s can be an answer for velocity true or false

Two copper wires with different diameters are joined end to end. If a current flows in the wire combination, what happens to electrons when they move from the larger-diameter wire into the smaller-diameter wire?

A baseball player is warming up and tosses a ball straight up into the air. The ball travels up until it reaches some maximum height, and then falls back down to the player/'s hand.

Volume can be measured in liters or cubic meters. a. T b. F