Weightlessness is experienced by an astronaut in space. This means that the astronaut's muscles have to be stronger to move his body or lift other objects.

True

False

A 5500 N weight is held suspended in equilibrium by two cables. Cable 1 applies a horizontal force to the right of the object and has a tension T1. Cable 2 applies a force upward and to the left at an angle of 40.

Where might Michael look to find ideas about what the teacher thinks is important information to be learned for a test? a. Vocabulary lists and flashcardsc. Pretests and quizzes b. His notesd. B and C only

Does a mechanical wave transmit energy through a vacuum

You travel an average speed of 20 km/h in a straight line to get to your grandmother's house. it takes you 3 hours to get to her house. how far away is her house from where you started?

4. Which of the following is the term used to describe a body's resistance to a change in motion?

The probability that a battery will last 10 hr or more is 0.8, and the probability that it will last 15 hr or more is 0.11. Given that a battery has lasted 10 hr, find the probability that it will last 15 hr or more

What is the sum of 9260 and 3240? Express your answer numerically to at least three significant figures.

What could you do if the plant is placed in your community and later leads to pollution beyond the amounts allowed by the EPA?

The friends now feel ready to try a problem. Suppose an Atwood machine has a mass of m1 = 2.5 kg and another mass of m2 = 8.5 kg hanging on opposite sides of the pulley. Assume the pulley is massless and frictionless, and the cord is ideal.

What are the 3 main branches of natural sciences