What is the weight of an object on earth that has a mass of 45 kg

What can you infer about the type of erosion that formed the Grand Canyon?

What would be the result of an alpha particle coming into a magnetic field? A) The alpha particle will stop moving. B) The alpha particle will reverse its direction. C) The alpha particle will be deflected in a curve path.

The specific heat of copper is 0.385 J/g•°C. Which equation would you use to calculate the amount of heat needed to raise the temperature of 0.75 g of aluminum from 7°C to 29°C? Q = 0.75 g x 0.897 J/g•°C x 29°C Q = 0.75 g x 0.385 J/g•°C x 22°C Q = 0.

If the absolute pressure of gas is 550.280 kPa, its gauge pressure is

If I double the force acting on an object, how will this affect the acceleration of the object?

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?