Which of these is NOT a type of lever?

A. rake

B. ramp

C. crowbar

D. scissors

Barometers have long been used to predict the weather. Jay and Jeff were responsible for recording the class weather data each day in March. One day, they noticed that there was a rapid change in the barometric pressure.

Which term describes the second personality seen in a person with dissociative identity disorder (DID) ? A. ego B. superego C. alter ego D. id

Tell how a compression wave and a water wave are alike and different

Calculate the heat when a 250 g sample of water is heated from 15◦c to 100◦ c.

A 3.0 kg mass moving to the right at 1.4 m/s collides in a perfectly inelastic collision with a 2.0 kg mass initially at rest. what will the velocity of the combined mass be after the collision? show your work.

If the Coast Guard warns of a giant wave of water approaching the shore as a result of a major earthquake, they are warning of a. an aftershock. b. liquefaction. c. a tsunami. d. landslides.

What is the total number of atoms in the following formula? CaBr2 4 3 2 1

Object A with a mass of 500 kilograms hits stationary object B with a mass of 920 kilograms. If the collision is elastic, what happens after the collision? A) Both object A and object B move forward but with different velocities.

A young man walks daily through a gridded city section to visit his girlfriend, who lives m blocks East and nblocks North of where the young man resides.

Aliens from planet Moby have three alleles for skin color: R (red) W (white) and B (Blue). If all of these alleles are codominant and aliens on planet moby can only inherit two alleles for a gene, what are the six possible genotypes for skin color