Which group on the periodic table would form componds with group 2

What does a fire burn a hole right in the middle of the chair?

True or false scientific inquiry incorporates many scientific methods

A hockey puck is sliding on frictionless ice. It slams against a wall and bounces back toward the player with the same speed that it had before hitting the wall. Does the velocity of the hockey puck change in this process? Explain.

You walk forward at 1.5 m/s for 8s. Your friend decides to walk faster and starts out at 2.0 m/s for the first 4 s. Then she slows down and walks forward at 1.0 m/s for the next 4s. Make a distance-time graph of your motion and your friend's motion.

Karen has a hunch her partner is cheating on her. To confirm her suspicions, Karen has checked private text messages and emails, as well as listened in on private phone calls from the other room.

A 50.9 kg box initially at rest is pushed 5.65 m along a rough, horizontal floor with a constant applied horizontal force of 247.25 N. If the coefficient of friction between box and floor is 0.466, find the work done by the applied force.

Which of the following best defines absolute threshold? A. The presence of stimulus for detection. B. The absence of stimulus from detection. C. The weakest amount of stimulus one can detect. D. The greatest amount of stimulus one can detect.

Liquid hazardous wastes are blended in a CSTR to maintain a minimum energy content before burning them in a hazardous waste incinerator. The energy content of the waste currently being fed is 8.0 MJ/kg (mega - joules/kilogram).

Explanation's of E=MC²

Suppose two chemicals are reacted together. It takes 750 kJ of energy to break the bonds of the reactants and 1050 kJ of energy are released by the formation of the products. Which statement is true about the reaction? The reaction is exothermic.