Could someone with these two answers ? if the air inside a balloon exerts a force of 1.5 n on an area of 0.5 m², what is the pressure inside the balloon? a. 0.5 n/m² b. 1.5 n/m² c. 2.5 n/m² d. 3 n/m² as your airplane takes off from an airstrip on the ground and rises 30,000 feet into the sky, what happens to the air pressure on the outside of the airplane? a. the air pressure decreases. b. the air pressure increases. c. the air pressure stays the same. d. more information is needed.,

Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?

Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?

Adisk with a radius of r is oriented with its normal unit vector at an angle q with respect to a uniform electric field. which of the following would result in an increase in the electric flux through the disk? check all that apply? a. increasing the area of the disk b. decreasing the given orientation angle of the disk c. decreasing the strength of the electric field d. increasing the given orientation angle of the disk, but not exceeding an angle of 90