Can anything reflect x-rays or gamma rays?

A spring on Earth has a 0.500 kg mass suspended from one end and the mass is displaced by 0.3 m. What will the displacement of the same mass on the same spring be on the Moon, where the acceleration due to gravity is one sixth that of Earth

Which of the following elements has the smallest atomic radius? Carbon, Nitrogen, Oxygen, Fluorine

Megan faced a traumatic experience when she was ten. She completely alienates herself from the incident to cope bett disorder is Megan likely to be suffering from? A. dissociative disorder B, mood disorder c anxiety disorder D. Schizophrenia

A digital thermometer reads 15 degrees Celsius, what is the uncertainty?

Weight will increase as ... A: Gravity decreases B: Gravity increases C: Number of particals increases D: Number of particals decrease

A measure of the energy of motion of the particles in a substance is its

What is the final velocity of the combined bumper cars A 225 kg red bumper car is moving at 3.0 m/s. It hits a stationary 180 kg blue bumper car. The red and blue bumper cars combine and hit a stationary green bumper car of mass 150 kg.

0.4-L glass of water at 20°C is to be cooled with ice to 5°C. The density of water is 1 kg/L, and the specific heat of water at room temperature is c = 4.18 kJ/kg·°C. The specific heat of ice at about 0°C is c = 2.11 kJ/kg·°C.

Regions in a sound wave where particles are farthest apart are called

What will happen to thermal condictivity of a substance if its thickness is doubled? Also give reason.