Which type of star has the widest range in brightness and surface temperature?

a. giant

b. white dwarf

c. neutron

d. main sequence

When something is moving, it is in motion. Pressing the gas pedal in a car will put the car in motion. Two important properties of motion are speed and direction. Speed is how fast an object is moving.

Explain why nuclear fission and nuclear fusion release large amounts of energy.

An ice skater glides for two meters across ice is work done or no work done

What do you call identical parakeets on the edge of the roof

A 95-kilogram boy is running at a speed of 7 m/s. What is the boy's kinetic energy?

Thomsonâs experiment is credited with the discovery of which particle?

When you drop a pebble from height h, it reaches the ground with kinetic energy k if there is no air resistance. from what height should you drop it so it will reach the ground with twice as much kinetic energy?

Explain two ways that technology has had a positive impact on the environment and two ways that it has had a negative impact on the environment.

A rockets initially at rest, it steady gains speed at a rate of 10m/s^2 for 4.6s during take off. What was the rocket's top speed?

What do you mean by kintic theory of matter