What type of optical device can be used to correct farsightedness?

A. Any lens

B. A convex lens

C. A concave lens

D. Any convex device

The average human walks at a speed of 5km per hour if your PE teacher asks you to walk for 30 minutes in gym class how far would you walk (km) ?

What is astatine: a non-metal, a metalloid, or a metal?

All organisms are made up of one or more

Av citi auon A particle with velocity U = - 21 + 4 in meters per second at i = 0 undergoes a constant acceleration of magnitude a = 3ins - 2 at an angle O = 130° from the positive direction of the x axis.

What happens to energy of light if the weave length decreases

Which of these is not a gas? O A. Oxygen O B. Gravity O c. Helium O D. Hydrogen

Two vectors which do not lie along the same line represent what kind of motion? A. Resultant motion B. Scalar motion C. One-dimensional motion D. Two-dimensional motion

In which one of the following four-stroke cylinder arrangements will the intake and exhaust valves open downward into the combustion chamber? A. K-type B. C-type C. T-type D. I-type

Why did alpha particles bounce back

A hockey player has an acceleration of - 3.1m/s2 how long does it take him come to a complete stop from a speed of 13m/s