Thick rubber gloves prevent electric shock because

A good model of the cell membrane would be A. a chain link fence. B. a film of food wrap. C. a wall of stones and mortar. D. a river with objects floating in it.

If a car has a kinetic energy of 400 J at 20m/s what. is the cars kinetic energy in kJ at a speed of 5 m/s

A body oscillates with simple harmonic motion accordingto the equation: x = (6.0 m) cos [ (3pai rad/s) t + pai/3 rad] at t = 2.0 s, what are: a.) the displacement b.) the velocity c.) the acceleration d.) the phase of the motion Also, what are e.

Every year the Earth travels about 109km as it orbits the Sun. What is Earth's average speed in km/h?

Research is done only after a hypothesis is written

A potter's wheel of radius 16 cm starts from rest and rotates with constant angular acceleration until at the end of 32 s it is moving with angular velocity of 10 rad/s. what is the angular acceleration? answer in units of rad/s 2.

The froghopper, Philaenus spumarius, holds the world record for insect jumps. When leaping at an angle of 58.0∘ above the horizontal, some of the tiny critters have reached a maximum height of 58.7 cm above the level ground.

Design an experiment (Fair Test) to find out what would be a good insulator for a dog house.

Which of these changes does a submarine encounter as it returns from the bottom of the ocean to the surface of the ocean? a. the amount of sunlight increases. b. the water temperature decreases. c. the amount of plants decreases. d.

Why do some elements have symbols that don't use letters in the element's name?