How long would it take an instruction to a martian rover to travel from a nasa site on earth to mars? assume the instruction is travelling at the speed of light (3.00 Ã 108 m/s) ?

A student coils a copper wire around a bar magnet. What action will cause the device to generate electricity?

Which statement best describes air pressure at high altitudes?

Convert 22°c to fahrenheit

Sound is what type of wave (Check all that applies) Transverse Longitudinal Electromagnetic Mechanical

The theory that the Earth's crust and part of the upper mantle are broken into sections that move on a fluid layer of the mantle is called ... A. Continental Drift B. Wegener's Theory C. Sea Floor Spreading D. Plate Tectonics

You push a 45 kg wooden box across a wooden floor at a constant speed of 1.0 m/s. The coefficient of kinetic friction is 0.25. Now you double the force on the box. How long would it take for the velocity of the crate to double to 2.0 m/s

What is the middle layer of earth called

If 10 calories of energy are added to 2 grams of ice at - 30° C, calculate the final temperature of the ice. (Notice that the specific heat of ice is different from that of water.) T. F = -20° C -30° C 30° C 40° C

Are microwaves and radio waves faster or slower than other types of electromagnetic energy?

Write 5 sentences on the importance of including vegetables in your diet.