An object which has a mass of 70 kg is sitting on a cliff 10 m high. Calculate the objects potential energy. Given g=10m/s^2

A ball is rolling down a hill at + 1.0 m/s, The ball is uniformly accelerating at +4.9 m/s?, What will the ball's velocity be 4.0 s later? +8.9 x 100° m/s +2.0 x 10^1 m/s +2.1 x 10^1 m/s -1.9 x 10^1 m/s

Which of the following is not a major function of the roots? A. Development of root pressure that drives movement B. Providing a membrane in which osmosis moves water across C. Uptake of nutrients D. Photosynthesis

A ball is kicked at an angle of 35 degrees with the ground. What should be the initial velocity of the ball so that it hits a target that is 30 meters away at a height of 1.8 meters?

A 1-kg ball is thrown at 10 m/s straight upward. neglecting air resistance, the net force that acts on the ball when it is half way to the top of its path is about

What determines all the star's properties such as its temperature, size, brightness and life span? a. Weight b. Mass c. Diameter d. Luminosity

Magnus is installing a resistor in series with the bimetallic switch. why is he doing this? a. to avoid archin. b. to make the thermostat snap or operate more quickly. c. to change the operate thermostat temperature. d. to anticipate heat changes

How far away is Pluto?

How much of earths gravitational force acts on everyone and everything onboard of the international space station? A) none B) approx. 90% C) approx. 100% D) approx. 110%

The force of attraction exerted by non moving static charges in each other A) electrostatic force B) gravitational force C) electromagnetic force D) attractive force

Is the planet Jupiter magnetic. Yes or no