The peak intensity of radiation from Star Beta is 350 nm. What is the average surface temperature of Star Beta rounded to the nearest whole number?

A floating boat has a weight of 100 N. What is the buoyant force on the boat?

In an experiment all participants receive a treatment but those in the control group receive a false treatment which is called a

A swimmer moves through the water at 2.5 meters per second and experiences a drag force of 240 N. How much power is she generating?

Romeo threw a small bundle toward Juliet on a balcony 10.0 m above him with a velocity of 5.0 m/s. The bundle stopped rising after 1.5 seconds. How high did the bundle travel? Was that high enough for her to catch it?

When electricians use wiring for houses they use both copper and rubber. Which do you think is used as a conductor?

What did Issac Newton think he could describe?

Which two states share the property of changing shape in different containers? A. Liquids and gases B. Gases and solids C. Solids and liquids D. Solids and plasmas

Which type of soil is the most permeable? A. sand B. silt C. loam D. clay

If your mass is 20kg, and you stand on the scale (witch is your force), and the acceleration due to gravity is10m/s^2, what does the scale says your weight is?

Which statement best describes the movement of particles when a wave travels through a medium? The particles are