Which term describes the time it takes for half of a radioactive elements atoms to decay?

absolute age

half-life

radioactive decay

relative age

A rocket blasts off from rest and attains a speed of 49 m/s in 14 s. an astronaut has a mass of 54.8 kg. what is the astronaut's apparent weight during take off?

Rocks in the mantle have a specific gravity of аbout: 2.7 3.0 3.3 5.5

A 6.0-μF air capacitor is connected across a 100-V battery. After the battery fully charges the capacitor, the capacitor is immersed in transformer oil (dielectric constant = 4.5).

What happens to an object when you increase or decrease its density

A high jumper weighing 700 newtons jumps over a bar 2.0 meters high. What work does the high jumper do?

A Volt/Amp Is Also Known As.?

What's the difference between mass & weight & how they are measured

Use the graph of distance versus time to complete the sentences. The cars on the higher track travel the cars on the lower track, in the same time. This means that the cars on the higher track have a average speed than those on the lower track.

List at least 3 physical properties that the professor describes of his newly discovered flubber

7. Who is Mara Grunbaum?