4. A year 11 pupil with a mass of 55kg swinging back on their chair and falling off it at a speed of 0.6m/s. What is his kinetic energy?

What is matter that is composed of more than one substance

Light is shown through air on a diamond (n=2.42) and it partially reflects and refracts. Based on the incident angle of 62.5 shown, what is the angle of reflection of the light? Question 10 options: a) 62.5 b) 21.5 c) 27.5 d) 84.0

Which of the following can supply the energy for modern home heating systems? electricity biomass solar geothermal

6) what is ararge of speed

Which star has the highest surface temperature? Blue star Yellow star White star Red star

If a forklift raises a 76-kg load a distance of 2.5 m, about how much work has it done?

When a fork is placed in a hot piece of lasagna, thermal energy is transferred up the fork by ...

Levi observed properties of four different waves and recorded observations about each one in his chart.

A rocket is shot straight up from the earth, with a net acceleration (acceleration by the rocket engine minus gravitational pullback) of during the initial stage of flight until the engine cut out at sec.

Which moon has a thick atmosphere made mostly of nitrogen?