What two types of particles exist within an atomic nucleus?

Select one:

a. Protons and neutrons

b. Protons and neutrinos

c. Positrons and neutrons

d. Neutrons and electrons

Which phase can sound travel through? A. Gas B. Liquid C. Solid D. All of the above

Suppose an object has 40 N of tension force pulling it upward and 60 N of gravitational force pulling it downward. There are no forces acting on the object. The object then has a net upward force of 20 N. True or False

A golf ball is hit a distance of 300 yards in 10 sec. what is he speed of the golf ball

A wave that is traveling fast can be said to have a high ___ a. Frequency b. Speed c. Wavelength d. Amplitude e. Period f. None of these

When you put your hands on a cold object like a glass of ice water your hands become?

A 15.0 m long plane is inclined at 30.0 degrees. If the coefficient of friction is 0.426, what force is required to move a 40.0 kg mass from rest at the bottom on the plane to the top of the plane with a final velocity of 8.00 m/s?

In a pig-calling contest, a caller produces a sound with an intensity level of 60 db. how many such callers would be required to reach the pain level of 120 db? 2 incorrect: your answer is incorrect.

Why is the use of scientific names important in biology?

1) what is a calorie?

January 1st 37°F January 7th 48°F January 14th 52°F January 18th 51°F January 21st 45°F January 25th 41°F January 31st 55°F When looking at a data set of numbers, the mean is the average. Look at the table above.