Paleobotany is the study of fossil insects. True False

A car slows to a stop in 5 seconds. if it was going 80 km/hr find the acceleration.

1. Which wave is NOT part of the Electromagnetic Spectrum? A. Infrared Wave B. x-ray C. sound wave D. radio wave

Why is thermal energy from the Sun transferred to Earth through electromagnetic waves instead of any other type of thermal energy transfer? Electromagnetic waves can carry energy through matter. Electromagnetic waves can travel through empty space.

In order for life to survive, bodies or cells must adjust to environmental conditions. This is called

A list of common insulators Physics question

An electron enters a region of uniform perpendicular en and bn fields. it is observed that thevelocity nv of the electron is unaffected. a possible explanation is:

Halley's comet orbits the sun roughly once every 76 years. It comes very close to the surface of the Sun on its closest approach. Estimate the greatest distance of the comet from the sun.

A 1.0 kg ball is thrown into the air with an initial velocity of 30 m/s. How much kinetic energy does the ball have?

Have scientists discovered a fifth fundamental force of nature?

To study the properties of various particles, you can accelerate the particles with electric flelds. A positron is a particle with the same mass as an electron but the opposite charge (+e). Express your answer in vector form.