According to Newton's law of universal gravitation, which of these objects would have the strongest gravitational force?

a golf ball

a mirror

a queen-sized bed

a basketball

Substances whose atoms readily give up electrons are considered to be which of the following? A) Highly ductile B) Good insulators C) Highly malleable D) Good conductors

What do behaviorism and cognitive psychology have in common? O Both rely on the scientific method. Both attempt to explain human behavior. Both note the differences between human and animal behavior Behaviorism focuses on actions only.

Which of the following is NOT an example of work? a. a windmill turning in the wind b. a person sliding a box across the floor c. a metal bar bracing a leaning brick wall d. an air bag deploying in an automobile wreck

A chemical bond formed when Adams share three pairs of electrons is A. an ionic bond B. a single bond C. a double bond D. a Triple bond

Two charges, Q1 and Q2, are separated by 6·cm. The repulsive force between them is 25·N. In each case below, find the force between them if the original situation is changed as described. (a) The magnitude of charge Q1 is reduced to Q1/5.

What is an organ that has villi to absorb the nutrients

Assume you are a Medieval knight attacking a castle with a cannon. The ball leaves the cannon with a speed of 47.7 m/s. The barrel's angle with respect to the ground is 43.

0.005 kg of copper was heated from 20°C to 80°C. How much energy was used to eat Cu? (Specific heat capacity of Cu is 385 J/kg °C)

Assuming that the bohr model is valid, what is the kinetic energy of a photoelectron liberated by a photon with a the given wavelength from a state with given z and n

Compare the acceleration of a motorcycle that accelerates from 80 km/h to 90 km/h